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  <attribute name="title" value="Inorganics in air and particle phase at Kårvatn" />
  <attribute name="summary" value="Inorganics in air and particle phase at Kårvatn. These measurements are gathered as a part of the following projects CAMP, EMEP, NILU and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ['ammonia in air (mass_concentration_of_ammonia_expressed_as_nitrogen_in_air)', 'ammonium in aerosol (mass_concentration_of_ammonium_expressed_as_nitrogen_in_dry_aerosol_particles_in_air)', 'ammonium in aerosol (mass_concentration_of_ammonium_in_dry_aerosol_particles_in_air)', 'sulphate_total in aerosol (mass_concentration_of_sulphate_expressed_as_sulphur_in_dry_aerosol_particles_in_air)', 'sulphate_total in aerosol (mass_concentration_of_sulphate_in_dry_aerosol_particles_in_air)', 'sulphur_dioxide in air (mass_concentration_of_sulphur_dioxide_expressed_as_sulphur_in_air)', 'sum_ammonia_and_ammonium in air+aerosol (mass_concentration_of_sum_ammonia_and_ammonium_expressed_as_nitrogen_in_gaseous_phase_and_dry_aerosol_particles_in_air)', 'sum_nitric_acid_and_nitrate in air+aerosol (mass_concentration_of_sum_nitric_acid_and_nitrate_expressed_as_nitrogen_in_gaseous_phase_and_dry_aerosol_particles_in_air)']" />
  <attribute name="keywords" value="Kårvatn NO0039R ammonia ammonium sulphate_total sulphur_dioxide sum_ammonia_and_ammonium sum_nitric_acid_and_nitrate air aerosol air+aerosol CAMP EMEP NILU mass_concentration_of_ammonia_expressed_as_nitrogen_in_air mass_concentration_of_ammonium_expressed_as_nitrogen_in_dry_aerosol_particles_in_air mass_concentration_of_ammonium_in_dry_aerosol_particles_in_air mass_concentration_of_sulphate_expressed_as_sulphur_in_dry_aerosol_particles_in_air mass_concentration_of_sulphate_in_dry_aerosol_particles_in_air mass_concentration_of_sulphur_dioxide_expressed_as_sulphur_in_air mass_concentration_of_sum_ammonia_and_ammonium_expressed_as_nitrogen_in_gaseous_phase_and_dry_aerosol_particles_in_air mass_concentration_of_sum_nitric_acid_and_nitrate_expressed_as_nitrogen_in_gaseous_phase_and_dry_aerosol_particles_in_air" />
  <attribute name="id" value="S5BR-YT6V.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="CAMP, EMEP, NILU" />
  <attribute name="acknowledgement" value="" />
  <attribute name="doi" value="https://doi.org/10.48597/S5BR-YT6V" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Aas, W., CAMP, EMEP, NILU, 2021, Inorganics in air and particle phase at Kårvatn, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/S5BR-YT6V" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="NO01L &quot;Norwegian Institute for Air Research&quot; NILU &quot;Instituttveien 18&quot; 2007 Kjeller Norway" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2021-07-04T15:55:40.923000Z" />
  <attribute name="date_metadata_modified" value="2021-04-20T13:15:28Z" />
  <attribute name="creator_name" value="Wenche Aas" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="waa@nilu.no" />
  <attribute name="creator_institution" value="&quot;Norwegian Institute for Air Research, Atmosphere and Climate Department, NILU&quot;" />
  <attribute name="contributor_name" value="Anne Hjellbrekke" />
  <attribute name="contributor_role" value="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 (8.883333 62.783333 210)" />
  <attribute name="geospatial_lat_min" type="double" value="62.783333" />
  <attribute name="geospatial_lat_max" type="double" value="62.783333" />
  <attribute name="geospatial_lon_min" type="double" value="8.883333" />
  <attribute name="geospatial_lon_max" type="double" value="8.883333" />
  <attribute name="geospatial_vertical_min" type="double" value="210.0" />
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  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
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  <attribute name="time_coverage_end" value="2001-01-01T07:00:00Z" />
  <attribute name="time_coverage_duration" value="P0008-00-00T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-01T00:00:00" />
  <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="Aas, W., CAMP, EMEP, NILU, 2021, Inorganics in air and particle phase at Kårvatn, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/S5BR-YT6V" />
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  <attribute name="ebas_file_creation" value="2026-05-08T10:52:24.560325Z" />
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  <attribute name="ebas_startdate" value="1993-01-01T07:00:00.000000Z" />
  <attribute name="ebas_revision_date" value="2021-04-20T13:15:28.770000Z" />
  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="8y" />
  <attribute name="ebas_resolution_code" value="1d" />
  <attribute name="ebas_station_code" value="NO0039R" />
  <attribute name="ebas_platform_code" value="NO0039S" />
  <attribute name="ebas_station_name" value="Kårvatn" />
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  <attribute name="ebas_station_longitude" type="double" value="8.883333" />
  <attribute name="ebas_station_altitude" value="210.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_laboratory_code" value="NO01L" />
  <attribute name="ebas_instrument_type" value="filter_3pack" />
  <attribute name="ebas_instrument_name" value="f3p_d_0039" />
  <attribute name="ebas_method_ref" value="NO01L_IC" />
  <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014" />
  <attribute name="ebas_inlet_type" value="Hat or hood" />
  <attribute name="ebas_humidity_temperaure_control" value="None" />
  <attribute name="ebas_volume_std_temperature" value="ambient" />
  <attribute name="ebas_volume_std_pressure" value="ambient" />
  <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
  <attribute name="ebas_framework_acronym" value="CAMP, EMEP, NILU" />
  <attribute name="ebas_framework_name" value="OSPARCOM - Comprehensive Atmospheric Monitoring Programme, European Monitoring and Evaluation Programme, Norwegian Institute for Air Research" />
  <attribute name="ebas_framework_description" value="The OSPARCOM Comprehensive Atmospheric Monitoring Programme goal is the assessment of the atmospheric input of selected contaminants to the OSPAR maritime area and regions., 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., Atmospheric measuremnts produced at NILU." />
  <attribute name="ebas_framework_contact_name" value="Wenche Aas, Kjetil Tørseth, Kjetil Tørseth" />
  <attribute name="ebas_framework_contact_email" value="waa@nilu.no, kt@nilu.no, kt@nilu.no" />
  <attribute name="ebas_originator" value="&quot;Aas, Wenche, waa@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-2908-1970&quot;" />
  <attribute name="ebas_submitter" value="&quot;Hjellbrekke, Anne, agh@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway&quot;" />
  <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: CAMP, EMEP, NILU." />
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  <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="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="2922" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="8" />
  <dimension name="qc_ammonia_flags" length="1" />
  <dimension name="qc_ammonium_ug_N_per_m3_flags" length="1" />
  <dimension name="qc_ammonium_ug_per_m3_flags" length="1" />
  <dimension name="qc_sulphate_total_ug_S_per_m3_flags" length="1" />
  <dimension name="qc_sulphate_total_ug_per_m3_flags" length="1" />
  <dimension name="qc_sulphur_dioxide_flags" length="1" />
  <dimension name="qc_sum_ammonia_and_ammonium_flags" length="1" />
  <dimension name="qc_sum_nitric_acid_and_nitrate_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="1993-01-01T19:00:00Z" />
    <attribute name="time_coverage_end" value="2000-12-31T19:00:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="86400.0" />
    <attribute name="time_coverage_duration" value="P0Y0M2921DT0H0M0.000S" />
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  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-05-17" />
    <attribute name="nciso_version" value="2.4.8" />
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    <attribute name="long_name" value="time bounds for measurement" />
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  <variable name="metadata_time_bnds" shape="metadata_time tbnds" type="double">
    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
  </variable>
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    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="qc_ammonia meta_ammonia" />
    <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="2021-04-20T13:15:28.770000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0039R" />
    <attribute name="ebas_platform_code" value="NO0039S" />
    <attribute name="ebas_station_name" value="Kårvatn" />
    <attribute name="ebas_station_latitude" type="double" value="62.783333" />
    <attribute name="ebas_station_longitude" type="double" value="8.883333" />
    <attribute name="ebas_station_altitude" value="210.0 m" />
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    <attribute name="ebas_matrix" value="air" />
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    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_medium" value="Cellulose" />
    <attribute name="ebas_coating_solution" value="Oxalic acid" />
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    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
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    <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: CAMP, EMEP, NILU." />
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    <attribute name="actris_matrix_preferred_term" value="gas phase" />
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    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="qc_ammonium_ug_per_m3 meta_ammonium_ug_per_m3" />
    <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="2021-04-20T13:15:28.770000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0039R" />
    <attribute name="ebas_platform_code" value="NO0039S" />
    <attribute name="ebas_station_name" value="Kårvatn" />
    <attribute name="ebas_station_latitude" type="double" value="62.783333" />
    <attribute name="ebas_station_longitude" type="double" value="8.883333" />
    <attribute name="ebas_station_altitude" value="210.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ammonium" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="aerosol" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="filter_3pack" />
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    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_medium" value="Teflon" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
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    <attribute name="ebas_framework_contact_email" value="waa@nilu.no, kt@nilu.no, kt@nilu.no" />
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    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticleammoniummassconcentration" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle ammonium mass concentration" />
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    <attribute name="actris_matrix_preferred_term" value="aerosol particle phase" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="qc_sulphate_total_ug_S_per_m3 meta_sulphate_total_ug_S_per_m3" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="2021-04-20T13:15:28.770000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0039R" />
    <attribute name="ebas_platform_code" value="NO0039S" />
    <attribute name="ebas_station_name" value="Kårvatn" />
    <attribute name="ebas_station_latitude" type="double" value="62.783333" />
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    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="sulphate_total" />
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    <attribute name="ebas_matrix" value="aerosol" />
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    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_medium" value="Teflon" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
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    <attribute name="ebas_framework_name" value="OSPARCOM - Comprehensive Atmospheric Monitoring Programme, European Monitoring and Evaluation Programme, Norwegian Institute for Air Research" />
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    <attribute name="actris_variable_preferred_term" value="aerosol particle sulphate mass concentration" />
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    <attribute name="actris_matrix_preferred_term" value="aerosol particle phase" />
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    <attribute name="actris_constraints_preferred_term" value="expressed as sulfur" />
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  <variable name="qc_sulphate_total_ug_S_per_m3" shape="qc_sulphate_total_ug_S_per_m3_flags time" type="int">
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    <attribute name="units" value="1" />
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  <variable name="meta_sulphate_total_ug_S_per_m3" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <variable name="v_sulphate_total_ug_per_m3" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sulphate_in_dry_aerosol_particles_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="qc_sulphate_total_ug_per_m3 meta_sulphate_total_ug_per_m3" />
    <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="2021-04-20T13:15:28.770000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0039R" />
    <attribute name="ebas_platform_code" value="NO0039S" />
    <attribute name="ebas_station_name" value="Kårvatn" />
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    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="sulphate_total" />
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    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
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    <attribute name="actris_variable_preferred_term" value="aerosol particle sulphate mass concentration" />
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    <attribute name="actris_matrix_preferred_term" value="aerosol particle phase" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sulphur_dioxide_expressed_as_sulphur_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="qc_sulphur_dioxide meta_sulphur_dioxide" />
    <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="2021-04-20T13:15:28.770000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0039R" />
    <attribute name="ebas_platform_code" value="NO0039S" />
    <attribute name="ebas_station_name" value="Kårvatn" />
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    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="sulphur_dioxide" />
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    <attribute name="ebas_matrix" value="air" />
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    <attribute name="ebas_medium" value="Cellulose" />
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    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/sulfurdioxidemassconcentration" />
    <attribute name="actris_variable_preferred_term" value="sulfur dioxide mass concentration" />
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    <attribute name="actris_matrix_preferred_term" value="gas phase" />
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    <attribute name="actris_constraints_preferred_term" value="expressed as sulfur" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="qc_sum_ammonia_and_ammonium meta_sum_ammonia_and_ammonium" />
    <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="2021-04-20T13:15:28.770000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0039R" />
    <attribute name="ebas_platform_code" value="NO0039S" />
    <attribute name="ebas_station_name" value="Kårvatn" />
    <attribute name="ebas_station_latitude" type="double" value="62.783333" />
    <attribute name="ebas_station_longitude" type="double" value="8.883333" />
    <attribute name="ebas_station_altitude" value="210.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="sum_ammonia_and_ammonium" />
    <attribute name="ebas_unit" value="ug N/m3" />
    <attribute name="ebas_matrix" value="air+aerosol" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="filter_3pack" />
    <attribute name="ebas_instrument_name" value="f3p_d_0039" />
    <attribute name="ebas_method_ref" value="NO01L_IC" />
    <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_medium" value="Teflon+cellulose" />
    <attribute name="ebas_coating_solution" value="Oxalic acid" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="CAMP, EMEP, NILU" />
    <attribute name="ebas_framework_name" value="OSPARCOM - Comprehensive Atmospheric Monitoring Programme, European Monitoring and Evaluation Programme, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="The OSPARCOM Comprehensive Atmospheric Monitoring Programme goal is the assessment of the atmospheric input of selected contaminants to the OSPAR maritime area and regions., 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., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Wenche Aas, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="waa@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Aas, Wenche, waa@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-2908-1970&quot;" />
    <attribute name="ebas_submitter" value="&quot;Hjellbrekke, Anne, agh@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway&quot;" />
    <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: CAMP, EMEP, NILU." />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/gasandparticleammoniaandammoniummassconcentration" />
    <attribute name="actris_variable_preferred_term" value="gas and particle ammonia and ammonium mass concentration" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/gasandparticlephase" />
    <attribute name="actris_matrix_preferred_term" value="gas and particle phase" />
    <attribute name="actris_constraints_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/expressedasnitrogen" />
    <attribute name="actris_constraints_preferred_term" value="expressed as nitrogen" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/lowvolumefiltersampler" />
    <attribute name="actris_instrument_type_preferred_term" value="low volume filter sampler" />
    <attribute name="actris_framework_uri" value="https://vocabulary.actris.nilu.no/actris_controlled_lists/CAMP, https://vocabulary.actris.nilu.no/actris_controlled_lists/EMEP, https://vocabulary.actris.nilu.no/actris_controlled_lists/NILU" />
    <attribute name="actris_framework_preferred_term" value="CAMP, EMEP, NILU" />
    <attribute name="actris_temporal_resolution" value="P1D" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_sum_ammonia_and_ammonium" shape="qc_sum_ammonia_and_ammonium_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="meta_sum_ammonia_and_ammonium" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_sum_nitric_acid_and_nitrate" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_sum_nitric_acid_and_nitrate_expressed_as_nitrogen_in_gaseous_phase_and_dry_aerosol_particles_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="qc_sum_nitric_acid_and_nitrate meta_sum_nitric_acid_and_nitrate" />
    <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="2021-04-20T13:15:28.770000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_station_code" value="NO0039R" />
    <attribute name="ebas_platform_code" value="NO0039S" />
    <attribute name="ebas_station_name" value="Kårvatn" />
    <attribute name="ebas_station_latitude" type="double" value="62.783333" />
    <attribute name="ebas_station_longitude" type="double" value="8.883333" />
    <attribute name="ebas_station_altitude" value="210.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="sum_nitric_acid_and_nitrate" />
    <attribute name="ebas_unit" value="ug N/m3" />
    <attribute name="ebas_matrix" value="air+aerosol" />
    <attribute name="ebas_laboratory_code" value="NO01L" />
    <attribute name="ebas_instrument_type" value="filter_3pack" />
    <attribute name="ebas_instrument_name" value="f3p_d_0039" />
    <attribute name="ebas_method_ref" value="NO01L_IC" />
    <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_medium" value="Teflon+cellulose" />
    <attribute name="ebas_coating_solution" value="KOH" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_organization" value="NO01L, Norwegian Institute for Air Research, NILU, , Instituttveien 18, , 2007, Kjeller, Norway" />
    <attribute name="ebas_framework_acronym" value="CAMP, EMEP, NILU" />
    <attribute name="ebas_framework_name" value="OSPARCOM - Comprehensive Atmospheric Monitoring Programme, European Monitoring and Evaluation Programme, Norwegian Institute for Air Research" />
    <attribute name="ebas_framework_description" value="The OSPARCOM Comprehensive Atmospheric Monitoring Programme goal is the assessment of the atmospheric input of selected contaminants to the OSPAR maritime area and regions., 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., Atmospheric measuremnts produced at NILU." />
    <attribute name="ebas_framework_contact_name" value="Wenche Aas, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="waa@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="&quot;Aas, Wenche, waa@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway, ORCID=0000-0002-2908-1970&quot;" />
    <attribute name="ebas_submitter" value="&quot;Hjellbrekke, Anne, agh@nilu.no, Norwegian Institute for Air Research, NILU, Atmosphere and Climate Department, Instituttveien 18, , 2007, Kjeller, Norway&quot;" />
    <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: CAMP, EMEP, NILU." />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/gasandparticlenitricacidandnitratemassconcentration" />
    <attribute name="actris_variable_preferred_term" value="gas and particle nitric acid and nitrate mass concentration" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/gasandparticlephase" />
    <attribute name="actris_matrix_preferred_term" value="gas and particle phase" />
    <attribute name="actris_constraints_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/expressedasnitrogen" />
    <attribute name="actris_constraints_preferred_term" value="expressed as nitrogen" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/lowvolumefiltersampler" />
    <attribute name="actris_instrument_type_preferred_term" value="low volume filter sampler" />
    <attribute name="actris_framework_uri" value="https://vocabulary.actris.nilu.no/actris_controlled_lists/CAMP, https://vocabulary.actris.nilu.no/actris_controlled_lists/EMEP, https://vocabulary.actris.nilu.no/actris_controlled_lists/NILU" />
    <attribute name="actris_framework_preferred_term" value="CAMP, EMEP, NILU" />
    <attribute name="actris_temporal_resolution" value="P1D" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </variable>
  <variable name="qc_sum_nitric_acid_and_nitrate" shape="qc_sum_nitric_acid_and_nitrate_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="meta_sum_nitric_acid_and_nitrate" 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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
</netcdf>
