<?xml version="1.0" encoding="UTF-8"?>
<netcdf xmlns="http://www.unidata.ucar.edu/namespaces/netcdf/ncml-2.2" location="Not provided because of security concerns.">
  <attribute name="Conventions" value="CF-1.8, ACDD-1.3" />
  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Particle_number_size_distribution at Birkenes II" />
  <attribute name="keywords" value="NILU, NO0002R, GAW-WDCA, particle_number_size_distribution, pm10, Birkenes II, EMEP, ACTRIS" />
  <attribute name="id" value="MGVS-XT4B.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
  <attribute name="acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
  <attribute name="doi" value="https://doi.org/10.48597/MGVS-XT4B" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Fiebig, M., Lunder, C., 2021, Particle_number_size_distribution at Birkenes II, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/MGVS-XT4B" />
  <attribute name="summary" value="Particle_number_size_distribution at Birkenes II. These measurements are gathered as a part of the following projects ACTRIS, EMEP, GAW-WDCA, NILU and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: particle_number_size_distribution in pm10, particle_number_size_distribution in pm10, particle_number_size_distribution in pm10" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="NO01L, Norwegian Institute for Air Research, NILU, Instituttveien 18, 2007, Kjeller, Norway" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2021-12-10T12:34:10 UTC" />
  <attribute name="date_metadata_modified" value="2021-12-10T12:34:10 UTC" />
  <attribute name="creator_name" value="Markus Fiebig, Chris Lunder" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="Markus.Fiebig@nilu.no, crl@nilu.no" />
  <attribute name="creator_institution" value="&quot;Norwegian Institute for Air Research, Atmosphere and Climate Department, NILU&quot;, &quot;Norwegian Institute for Air Research, Atmosphere and Climate Department, NILU&quot;" />
  <attribute name="contributor_name" value="Chris Lunder, Markus Fiebig" />
  <attribute name="contributor_role" value="data submitter, data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="POINT Z (58.38 8.25 220.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="58.38" />
  <attribute name="geospatial_lat_max" type="double" value="58.38" />
  <attribute name="geospatial_lon_min" type="double" value="8.25" />
  <attribute name="geospatial_lon_max" type="double" value="8.25" />
  <attribute name="geospatial_vertical_min" type="double" value="220.0" />
  <attribute name="geospatial_vertical_max" type="double" value="220.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2016-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_end" value="2017-01-01T00:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0001-00-00T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-00T01:00:00" />
  <attribute name="timezone" value="UTC" />
  <attribute name="ebas_data_definition" value="EBAS_1.1" />
  <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="ebas_citation" value="Fiebig, M., Lunder, C., 2021, Particle_number_size_distribution at Birkenes II, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/MGVS-XT4B" />
  <attribute name="ebas_set_type_code" value="TU" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="MGVS-XT4B.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/MGVS-XT4B" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/MGVS-XT4B" />
  <attribute name="ebas_file_creation" value="2024-02-18T21:15:05.958004 UTC" />
  <attribute name="ebas_export_state" value="2017-08-25T11:32:25.953000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20160101000000" />
  <attribute name="ebas_revision_date" value="20211210123410" />
  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="1y" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_sample_duration" value="1h" />
  <attribute name="ebas_orig_time_res" value="357s" />
  <attribute name="ebas_station_code" value="NO0002R" />
  <attribute name="ebas_platform_code" value="NO0002S" />
  <attribute name="ebas_station_name" value="Birkenes II" />
  <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
  <attribute name="ebas_station_gaw_id" value="BIR" />
  <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
  <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
  <attribute name="ebas_station_land_use" value="Forest" />
  <attribute name="ebas_station_setting" value="Rural" />
  <attribute name="ebas_station_gaw_type" value="R" />
  <attribute name="ebas_station_wmo_region" value="6" />
  <attribute name="ebas_station_latitude" value="58.38853" />
  <attribute name="ebas_station_longitude" value="8.252" />
  <attribute name="ebas_station_altitude" value="219.0 m" />
  <attribute name="ebas_measuremenet_latitude" value="58.38" />
  <attribute name="ebas_measurement_longitude" value="8.25" />
  <attribute name="ebas_measurement_altitude" value="220.0 m" />
  <attribute name="ebas_measurement_height" value="4.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_laboratory_code" value="NO01L" />
  <attribute name="ebas_instrument_type" value="dmps" />
  <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
  <attribute name="ebas_instrument_manufacturer" value="NILU" />
  <attribute name="ebas_instrument_model" value="DMPSmodel2" />
  <attribute name="ebas_instrument_serial_number" value="00001/2" />
  <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
  <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
  <attribute name="ebas_inlet_type" value="Impactor--direct" />
  <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
  <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
  <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
  <attribute name="ebas_volume_std_temperature" value="273.15 K" />
  <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
  <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
  <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
  <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
  <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
  <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
  <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
  <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
  <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
  <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
  <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
  <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
  <attribute name="ebas_comment" value="None" />
  <attribute name="_NCProperties" value="version=2,netcdf=4.9.0,hdf5=1.12.2" />
  <attribute name="Metadata_Conventions" value="Unidata Dataset Discovery v1.0" />
  <attribute name="geospatial_lat_units" value="degrees_north" />
  <attribute name="geospatial_lon_units" value="degrees_east" />
  <attribute name="comment" value="{&#xA;    &quot;Data definition&quot;: &quot;EBAS_1.1&quot;,&#xA;    &quot;Data license&quot;: &quot;https://creativecommons.org/licenses/by/4.0/&quot;,&#xA;    &quot;Citation&quot;: &quot;Fiebig, M., Lunder, C., 2021, Particle_number_size_distribution at Birkenes II, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/MGVS-XT4B&quot;,&#xA;    &quot;Set type code&quot;: &quot;TU&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;MGVS-XT4B.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/MGVS-XT4B&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/MGVS-XT4B&quot;,&#xA;    &quot;File creation&quot;: &quot;2024-02-18T21:15:05.958004 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2017-08-25T11:32:25.953000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20160101000000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20211210123410&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Version description&quot;: &quot;initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;1y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1h&quot;,&#xA;    &quot;Sample duration&quot;: &quot;1h&quot;,&#xA;    &quot;Orig. time res.&quot;: &quot;357s&quot;,&#xA;    &quot;Station code&quot;: &quot;NO0002R&quot;,&#xA;    &quot;Platform code&quot;: &quot;NO0002S&quot;,&#xA;    &quot;Station name&quot;: &quot;Birkenes II&quot;,&#xA;    &quot;Station WDCA-ID&quot;: &quot;GAWANO__BIR&quot;,&#xA;    &quot;Station GAW-ID&quot;: &quot;BIR&quot;,&#xA;    &quot;Station GAW-Name&quot;: &quot;Birkenes Atmospheric Observatory&quot;,&#xA;    &quot;Station other IDs&quot;: &quot;BIR (ICOS), Birkenes (AERONET)&quot;,&#xA;    &quot;Station land use&quot;: &quot;Forest&quot;,&#xA;    &quot;Station setting&quot;: &quot;Rural&quot;,&#xA;    &quot;Station GAW type&quot;: &quot;R&quot;,&#xA;    &quot;Station WMO region&quot;: &quot;6&quot;,&#xA;    &quot;Station latitude&quot;: &quot;58.38853&quot;,&#xA;    &quot;Station longitude&quot;: &quot;8.252&quot;,&#xA;    &quot;Station altitude&quot;: &quot;219.0 m&quot;,&#xA;    &quot;Measurement latitude&quot;: &quot;58.38&quot;,&#xA;    &quot;Measurement longitude&quot;: &quot;8.25&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;220.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;4.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;NO01L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;dmps&quot;,&#xA;    &quot;Instrument name&quot;: &quot;NILU_DMPSmodel2_BIR&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;NILU&quot;,&#xA;    &quot;Instrument model&quot;: &quot;DMPSmodel2&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;00001/2&quot;,&#xA;    &quot;Method ref&quot;: &quot;NO01L_dmps_DMPS_BIR07&quot;,&#xA;    &quot;Standard method&quot;: &quot;SOP=Wiedensohler2012&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Impactor--direct&quot;,&#xA;    &quot;Inlet description&quot;: &quot;PM10 at ambient humidity inlet, Digitel, flow 140 l/min&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;Nafion dryer&quot;,&#xA;    &quot;Humidity/temperature control description&quot;: &quot;sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air&quot;,&#xA;    &quot;Volume std. temperature&quot;: &quot;273.15 K&quot;,&#xA;    &quot;Volume std. pressure&quot;: &quot;1013.25 hPa&quot;,&#xA;    &quot;Zero/negative values code&quot;: &quot;Zero possible&quot;,&#xA;    &quot;Zero/negative values&quot;: &quot;Zero values may appear due to statistical variations at very low concentrations&quot;,&#xA;    &quot;Organization&quot;: &quot;NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway&quot;,&#xA;    &quot;Framework acronym&quot;: &quot;ACTRIS, EMEP, GAW-WDCA, NILU&quot;,&#xA;    &quot;Framework name&quot;: &quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research&quot;,&#xA;    &quot;Framework description&quot;: &quot;ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU.&quot;,&#xA;    &quot;Framework contact name&quot;: &quot;Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway&quot;,&#xA;    &quot;Submitter&quot;: &quot;Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470&quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator&quot;,&#xA;    &quot;Comment&quot;: &quot;None&quot;&#xA;}" />
  <attribute name="standard_name_vocabulary" value="CF-1.7, ACDD-1.3" />
  <attribute name="history" value="None" />
  <attribute name="creator_url" value="ebas.nilu.no" />
  <attribute name="_CoordSysBuilder" value="ucar.nc2.internal.dataset.conv.CF1Convention" />
  <dimension name="time" length="8784" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="pressure_qc_flags" length="2" />
  <dimension name="relative_humidity_qc_flags" length="2" />
  <dimension name="temperature_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_0_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_1_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_2_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_3_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_4_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_5_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_6_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_7_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_8_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_9_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_10_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_11_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_12_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_13_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_14_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_15_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_16_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_17_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_18_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_19_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_20_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_21_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_22_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_23_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_amean_24_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_0_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_1_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_2_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_3_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_4_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_5_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_6_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_7_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_8_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_9_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_10_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_11_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_12_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_13_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_14_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_15_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_16_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_17_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_18_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_19_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_20_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_21_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_22_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_23_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_prec1587_24_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_0_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_1_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_2_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_3_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_4_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_5_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_6_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_7_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_8_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_9_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_10_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_11_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_12_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_13_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_14_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_15_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_16_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_17_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_18_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_19_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_20_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_21_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_22_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_23_qc_flags" length="2" />
  <dimension name="particle_number_size_distribution_perc8413_24_qc_flags" length="2" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2016-01-01T00:30:00Z" />
    <attribute name="time_coverage_end" value="2016-12-31T23:30:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="3600.0" />
    <attribute name="time_coverage_duration" value="P0Y0M365DT23H0M0.000S" />
  </group>
  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-04-12" />
    <attribute name="nciso_version" value="2.4.7" />
  </group>
  <variable name="time_bnds" shape="time tbnds" type="double">
    <attribute name="long_name" value="time bounds for measurement" />
  </variable>
  <variable name="metadata_time_bnds" shape="metadata_time tbnds" type="double">
    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
  </variable>
  <variable name="pressure" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="hPa" />
    <attribute name="ancillary_variables" value="pressure_qc pressure_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="pressure" />
    <attribute name="ebas_unit" value="hPa" />
    <attribute name="ebas_matrix" value="instrument" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="pressure_qc" shape="pressure_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="pressure_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="relative_humidity" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="relative_humidity" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="%" />
    <attribute name="ancillary_variables" value="relative_humidity_qc relative_humidity_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="relative_humidity" />
    <attribute name="ebas_unit" value="%" />
    <attribute name="ebas_matrix" value="instrument" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="relative_humidity_qc" shape="relative_humidity_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="relative_humidity_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="temperature" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="K" />
    <attribute name="ancillary_variables" value="temperature_qc temperature_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="temperature" />
    <attribute name="ebas_unit" value="K" />
    <attribute name="ebas_matrix" value="instrument" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="temperature_qc" shape="temperature_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="temperature_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_0" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_0_qc particle_number_size_distribution_amean_0_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_0_qc" shape="particle_number_size_distribution_amean_0_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_0_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_1" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_1_qc particle_number_size_distribution_amean_1_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_1_qc" shape="particle_number_size_distribution_amean_1_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_1_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_2" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_2_qc particle_number_size_distribution_amean_2_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_2_qc" shape="particle_number_size_distribution_amean_2_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_2_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_3" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_3_qc particle_number_size_distribution_amean_3_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_3_qc" shape="particle_number_size_distribution_amean_3_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_3_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_4" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_4_qc particle_number_size_distribution_amean_4_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_4_qc" shape="particle_number_size_distribution_amean_4_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_4_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_5" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_5_qc particle_number_size_distribution_amean_5_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_5_qc" shape="particle_number_size_distribution_amean_5_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_5_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_6" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_6_qc particle_number_size_distribution_amean_6_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_6_qc" shape="particle_number_size_distribution_amean_6_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_6_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_7" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_7_qc particle_number_size_distribution_amean_7_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_7_qc" shape="particle_number_size_distribution_amean_7_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_7_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_8" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_8_qc particle_number_size_distribution_amean_8_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_8_qc" shape="particle_number_size_distribution_amean_8_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_8_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_9" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_9_qc particle_number_size_distribution_amean_9_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_9_qc" shape="particle_number_size_distribution_amean_9_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_9_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_10" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_10_qc particle_number_size_distribution_amean_10_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_10_qc" shape="particle_number_size_distribution_amean_10_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_10_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_11" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_11_qc particle_number_size_distribution_amean_11_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_11_qc" shape="particle_number_size_distribution_amean_11_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_11_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_12" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_12_qc particle_number_size_distribution_amean_12_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_12_qc" shape="particle_number_size_distribution_amean_12_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_12_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_13" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_13_qc particle_number_size_distribution_amean_13_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_13_qc" shape="particle_number_size_distribution_amean_13_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_13_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_14" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_14_qc particle_number_size_distribution_amean_14_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_14_qc" shape="particle_number_size_distribution_amean_14_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_14_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_15" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_15_qc particle_number_size_distribution_amean_15_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_15_qc" shape="particle_number_size_distribution_amean_15_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_15_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_16" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_16_qc particle_number_size_distribution_amean_16_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_16_qc" shape="particle_number_size_distribution_amean_16_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_16_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_17" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_17_qc particle_number_size_distribution_amean_17_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_17_qc" shape="particle_number_size_distribution_amean_17_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_17_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_18" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_18_qc particle_number_size_distribution_amean_18_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_18_qc" shape="particle_number_size_distribution_amean_18_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_18_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_19" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_19_qc particle_number_size_distribution_amean_19_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_19_qc" shape="particle_number_size_distribution_amean_19_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_19_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_20" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_20_qc particle_number_size_distribution_amean_20_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_20_qc" shape="particle_number_size_distribution_amean_20_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_20_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_21" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_21_qc particle_number_size_distribution_amean_21_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_21_qc" shape="particle_number_size_distribution_amean_21_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_21_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_22" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_22_qc particle_number_size_distribution_amean_22_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_22_qc" shape="particle_number_size_distribution_amean_22_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_22_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_23" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_23_qc particle_number_size_distribution_amean_23_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_23_qc" shape="particle_number_size_distribution_amean_23_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
  </variable>
  <variable name="particle_number_size_distribution_amean_23_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_amean_24" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_amean_24_qc particle_number_size_distribution_amean_24_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_amean_24_qc" shape="particle_number_size_distribution_amean_24_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_amean_24_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_0" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_0_qc particle_number_size_distribution_prec1587_0_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_0_qc" shape="particle_number_size_distribution_prec1587_0_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_0_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_1" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_1_qc particle_number_size_distribution_prec1587_1_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_1_qc" shape="particle_number_size_distribution_prec1587_1_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_1_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_2" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_2_qc particle_number_size_distribution_prec1587_2_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_2_qc" shape="particle_number_size_distribution_prec1587_2_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_2_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_3" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_3_qc particle_number_size_distribution_prec1587_3_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_3_qc" shape="particle_number_size_distribution_prec1587_3_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_3_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_4" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_4_qc particle_number_size_distribution_prec1587_4_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_4_qc" shape="particle_number_size_distribution_prec1587_4_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="units" value="1" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_4_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_5" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_5_qc particle_number_size_distribution_prec1587_5_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_5_qc" shape="particle_number_size_distribution_prec1587_5_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_5_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_6" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_6_qc particle_number_size_distribution_prec1587_6_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_6_qc" shape="particle_number_size_distribution_prec1587_6_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_6_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_7" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_7_qc particle_number_size_distribution_prec1587_7_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_7_qc" shape="particle_number_size_distribution_prec1587_7_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_7_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_8" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_8_qc particle_number_size_distribution_prec1587_8_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_8_qc" shape="particle_number_size_distribution_prec1587_8_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_8_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_9" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_9_qc particle_number_size_distribution_prec1587_9_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_9_qc" shape="particle_number_size_distribution_prec1587_9_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_9_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_10" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_10_qc particle_number_size_distribution_prec1587_10_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_10_qc" shape="particle_number_size_distribution_prec1587_10_qc_flags time" type="int">
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_10_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_11" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_11_qc particle_number_size_distribution_prec1587_11_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_11_qc" shape="particle_number_size_distribution_prec1587_11_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_11_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_12" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_12_qc particle_number_size_distribution_prec1587_12_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_12_qc" shape="particle_number_size_distribution_prec1587_12_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_12_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_13" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_13_qc particle_number_size_distribution_prec1587_13_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_13_qc" shape="particle_number_size_distribution_prec1587_13_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_13_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_14" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_14_qc particle_number_size_distribution_prec1587_14_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_14_qc" shape="particle_number_size_distribution_prec1587_14_qc_flags time" type="int">
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_14_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_15" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_15_qc particle_number_size_distribution_prec1587_15_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_15_qc" shape="particle_number_size_distribution_prec1587_15_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_15_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_16" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_16_qc particle_number_size_distribution_prec1587_16_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_16_qc" shape="particle_number_size_distribution_prec1587_16_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_16_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_17" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_17_qc particle_number_size_distribution_prec1587_17_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_17_qc" shape="particle_number_size_distribution_prec1587_17_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_17_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_18" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_18_qc particle_number_size_distribution_prec1587_18_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_18_qc" shape="particle_number_size_distribution_prec1587_18_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_18_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_19" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_19_qc particle_number_size_distribution_prec1587_19_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_19_qc" shape="particle_number_size_distribution_prec1587_19_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_19_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_20" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_20_qc particle_number_size_distribution_prec1587_20_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_20_qc" shape="particle_number_size_distribution_prec1587_20_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_20_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_21" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_21_qc particle_number_size_distribution_prec1587_21_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_21_qc" shape="particle_number_size_distribution_prec1587_21_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_21_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_22" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_22_qc particle_number_size_distribution_prec1587_22_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_22_qc" shape="particle_number_size_distribution_prec1587_22_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_22_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_23" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_23_qc particle_number_size_distribution_prec1587_23_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_23_qc" shape="particle_number_size_distribution_prec1587_23_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_23_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_24" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_prec1587_24_qc particle_number_size_distribution_prec1587_24_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:15.87" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:15.87" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_24_qc" shape="particle_number_size_distribution_prec1587_24_qc_flags time" type="int">
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
  </variable>
  <variable name="particle_number_size_distribution_prec1587_24_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_0" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_0_qc particle_number_size_distribution_perc8413_0_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_0_qc" shape="particle_number_size_distribution_perc8413_0_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_0_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_1" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_1_qc particle_number_size_distribution_perc8413_1_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_1_qc" shape="particle_number_size_distribution_perc8413_1_qc_flags time" type="int">
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_1_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_2" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_2_qc particle_number_size_distribution_perc8413_2_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_2_qc" shape="particle_number_size_distribution_perc8413_2_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_2_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_3" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_3_qc particle_number_size_distribution_perc8413_3_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_3_qc" shape="particle_number_size_distribution_perc8413_3_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_3_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_4" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_4_qc particle_number_size_distribution_perc8413_4_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_4_qc" shape="particle_number_size_distribution_perc8413_4_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_4_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_5" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_5_qc particle_number_size_distribution_perc8413_5_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_5_qc" shape="particle_number_size_distribution_perc8413_5_qc_flags time" type="int">
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_5_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_6" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_6_qc particle_number_size_distribution_perc8413_6_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_6_qc" shape="particle_number_size_distribution_perc8413_6_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_6_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_7" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_7_qc particle_number_size_distribution_perc8413_7_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_7_qc" shape="particle_number_size_distribution_perc8413_7_qc_flags time" type="int">
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_7_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_8" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_8_qc particle_number_size_distribution_perc8413_8_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_8_qc" shape="particle_number_size_distribution_perc8413_8_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_8_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_9" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_9_qc particle_number_size_distribution_perc8413_9_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_9_qc" shape="particle_number_size_distribution_perc8413_9_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_9_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_10" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_10_qc particle_number_size_distribution_perc8413_10_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_10_qc" shape="particle_number_size_distribution_perc8413_10_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_10_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_11" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_11_qc particle_number_size_distribution_perc8413_11_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_11_qc" shape="particle_number_size_distribution_perc8413_11_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_11_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_12" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_12_qc particle_number_size_distribution_perc8413_12_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_12_qc" shape="particle_number_size_distribution_perc8413_12_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="_FillValue" type="int" value="0" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_12_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_13" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_13_qc particle_number_size_distribution_perc8413_13_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_13_qc" shape="particle_number_size_distribution_perc8413_13_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_13_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_14" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_14_qc particle_number_size_distribution_perc8413_14_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_14_qc" shape="particle_number_size_distribution_perc8413_14_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="_FillValue" type="int" value="0" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_14_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_15" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_15_qc particle_number_size_distribution_perc8413_15_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_15_qc" shape="particle_number_size_distribution_perc8413_15_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_15_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_16" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_16_qc particle_number_size_distribution_perc8413_16_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_16_qc" shape="particle_number_size_distribution_perc8413_16_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="_FillValue" type="int" value="0" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_16_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_17" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_17_qc particle_number_size_distribution_perc8413_17_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_17_qc" shape="particle_number_size_distribution_perc8413_17_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_17_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_18" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_18_qc particle_number_size_distribution_perc8413_18_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_18_qc" shape="particle_number_size_distribution_perc8413_18_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="_FillValue" type="int" value="0" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_18_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_19" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_19_qc particle_number_size_distribution_perc8413_19_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_19_qc" shape="particle_number_size_distribution_perc8413_19_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_19_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_20" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_20_qc particle_number_size_distribution_perc8413_20_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_20_qc" shape="particle_number_size_distribution_perc8413_20_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="_FillValue" type="int" value="0" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_20_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_21" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_21_qc particle_number_size_distribution_perc8413_21_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_21_qc" shape="particle_number_size_distribution_perc8413_21_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_21_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_22" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_22_qc particle_number_size_distribution_perc8413_22_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_22_qc" shape="particle_number_size_distribution_perc8413_22_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_22_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_23" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_23_qc particle_number_size_distribution_perc8413_23_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_23_qc" shape="particle_number_size_distribution_perc8413_23_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_23_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_24" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="1/cm3" />
    <attribute name="ancillary_variables" value="particle_number_size_distribution_perc8413_24_qc particle_number_size_distribution_perc8413_24_ebasmetadata" />
    <attribute name="cell_methods" value="time: percentile:84.13" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20211210123410" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, DMPS_CCNC_control_v0.0.3, Adis_DMPS_lev1_2_lev2_0_2_0" />
    <attribute name="ebas_statistics" value="percentile:84.13" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_orig_time_res" value="357s" />
    <attribute name="ebas_station_code" value="NO0002R" />
    <attribute name="ebas_platform_code" value="NO0002S" />
    <attribute name="ebas_station_name" value="Birkenes II" />
    <attribute name="ebas_station_wdca_id" value="GAWANO__BIR" />
    <attribute name="ebas_station_gaw_id" value="BIR" />
    <attribute name="ebas_station_gaw_name" value="Birkenes Atmospheric Observatory" />
    <attribute name="ebas_station_other_ids" value="BIR (ICOS), Birkenes (AERONET)" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="58.38853" />
    <attribute name="ebas_station_longitude" value="8.252" />
    <attribute name="ebas_station_altitude" value="219.0 m" />
    <attribute name="ebas_measuremenet_latitude" value="58.38" />
    <attribute name="ebas_measurement_longitude" value="8.25" />
    <attribute name="ebas_measurement_altitude" value="220.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="particle_number_size_distribution" />
    <attribute name="ebas_unit" value="1/cm3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="dmps" />
    <attribute name="ebas_instrument_name" value="NILU_DMPSmodel2_BIR" />
    <attribute name="ebas_instrument_manufacturer" value="NILU" />
    <attribute name="ebas_instrument_model" value="DMPSmodel2" />
    <attribute name="ebas_instrument_serial_number" value="00001/2" />
    <attribute name="ebas_method_ref" value="NO01L_dmps_DMPS_BIR07" />
    <attribute name="ebas_standard_method" value="SOP=Wiedensohler2012" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="PM10 at ambient humidity inlet, Digitel, flow 140 l/min" />
    <attribute name="ebas_humidity_temperaure_control" value="Nafion dryer" />
    <attribute name="ebas_humidity_temperaure_control_description" value="sample dried to below 40% RH with nafion dryer operated with reduced pressure sheath air" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit" value="0.006 1/cm3" />
    <attribute name="ebas_detection_limit_expl" value="Determined only by instrument counting statistics, no detection limit flag used" />
    <attribute name="ebas_measurement_uncertainty" value="10.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_zero_negative_values" value="Zero values may appear due to statistical variations at very low concentrations" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA, NILU" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Aerosols, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Lunder, Chris, crl@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_submitter" value="Fiebig, Markus, Markus.Fiebig@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-3380-3470" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ACTRIS, EMEP, GAW-WDCA, NILU. Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="None" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_24_qc" shape="particle_number_size_distribution_perc8413_24_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="particle_number_size_distribution_perc8413_24_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="time" shape="time" type="double">
    <attribute name="long_name" value="time of measurement" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="gregorian" />
    <attribute name="bounds" value="time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
  <variable name="metadata_time" shape="metadata_time" type="double">
    <attribute name="long_name" value="time of ebas metadata intervals" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="gregorian" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
</netcdf>
