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  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Inorganics in air and particle phase at Manaus" />
  <attribute name="summary" value="Inorganics in air and particle phase at Manaus. These measurements are gathered as a part of the following projects EUCAARI and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ['ammonium in pm10_pm25 (mass_concentration_of_ammonium_expressed_as_nitrogen_in_pm10_minus_pm2p5_dry_aerosol_particles_in_air)', 'ammonium in pm25 (mass_concentration_of_ammonium_expressed_as_nitrogen_in_pm2p5_dry_aerosol_particles_in_air)', 'ammonium in pm10_pm25 (mass_concentration_of_ammonium_in_pm10_minus_pm2p5_dry_aerosol_particles_in_air)', 'ammonium in pm25 (mass_concentration_of_ammonium_in_pm2p5_dry_aerosol_particles_in_air)', 'calcium in pm10_pm25 (mass_concentration_of_calcium_in_pm10_minus_pm2p5_in_air)', 'calcium in pm25 (mass_concentration_of_calcium_in_pm2p5_in_air)', 'chloride in pm10_pm25 (mass_concentration_of_chloride_in_pm10_minus_pm2p5_in_air)', 'chloride in pm25 (mass_concentration_of_chloride_in_pm2p5_in_air)', 'magnesium in pm10_pm25 (mass_concentration_of_magnesium_in_pm10_minus_pm2p5_in_air)', 'magnesium in pm25 (mass_concentration_of_magnesium_in_pm2p5_in_air)', 'nitrate in pm10_pm25 (mass_concentration_of_nitrate_expressed_as_nitrogen_in_pm10_minus_pm2p5_dry_aerosol_particles_in_air)', 'nitrate in pm25 (mass_concentration_of_nitrate_expressed_as_nitrogen_in_pm2p5_dry_aerosol_particles_in_air)', 'nitrate in pm10_pm25 (mass_concentration_of_nitrate_in_pm10_minus_pm2p5_dry_aerosol_particles_in_air)', 'nitrate in pm25 (mass_concentration_of_nitrate_in_pm2p5_dry_aerosol_particles_in_air)', 'potassium in pm10_pm25 (mass_concentration_of_potassium_in_pm10_minus_pm2p5_in_air)', 'potassium in pm25 (mass_concentration_of_potassium_in_pm2p5_in_air)', 'sodium in pm10_pm25 (mass_concentration_of_sodium_in_pm10_minus_pm2p5_in_air)', 'sodium in pm25 (mass_concentration_of_sodium_in_pm2p5_in_air)', 'sulphate_total in pm10_pm25 (mass_concentration_of_sulphate_total_in_pm10_minus_pm2p5_in_air)', 'sulphate_total in pm25 (mass_concentration_of_sulphate_expressed_as_sulphur_in_pm2p5_dry_aerosol_particles_in_air)', 'sulphate_total in pm25 (mass_concentration_of_sulphate_in_pm2p5_dry_aerosol_particles_in_air)']" />
  <attribute name="keywords" value="Manaus BR0100C ammonium calcium chloride magnesium nitrate potassium sodium sulphate_total pm10_pm25 pm25 EUCAARI mass_concentration_of_ammonium_expressed_as_nitrogen_in_pm10_minus_pm2p5_dry_aerosol_particles_in_air mass_concentration_of_ammonium_expressed_as_nitrogen_in_pm2p5_dry_aerosol_particles_in_air mass_concentration_of_ammonium_in_pm10_minus_pm2p5_dry_aerosol_particles_in_air mass_concentration_of_ammonium_in_pm2p5_dry_aerosol_particles_in_air mass_concentration_of_calcium_in_pm10_minus_pm2p5_in_air mass_concentration_of_calcium_in_pm2p5_in_air mass_concentration_of_chloride_in_pm10_minus_pm2p5_in_air mass_concentration_of_chloride_in_pm2p5_in_air mass_concentration_of_magnesium_in_pm10_minus_pm2p5_in_air mass_concentration_of_magnesium_in_pm2p5_in_air mass_concentration_of_nitrate_expressed_as_nitrogen_in_pm10_minus_pm2p5_dry_aerosol_particles_in_air mass_concentration_of_nitrate_expressed_as_nitrogen_in_pm2p5_dry_aerosol_particles_in_air mass_concentration_of_nitrate_in_pm10_minus_pm2p5_dry_aerosol_particles_in_air mass_concentration_of_nitrate_in_pm2p5_dry_aerosol_particles_in_air mass_concentration_of_potassium_in_pm10_minus_pm2p5_in_air mass_concentration_of_potassium_in_pm2p5_in_air mass_concentration_of_sodium_in_pm10_minus_pm2p5_in_air mass_concentration_of_sodium_in_pm2p5_in_air mass_concentration_of_sulphate_total_in_pm10_minus_pm2p5_in_air mass_concentration_of_sulphate_expressed_as_sulphur_in_pm2p5_dry_aerosol_particles_in_air mass_concentration_of_sulphate_in_pm2p5_dry_aerosol_particles_in_air" />
  <attribute name="id" value="CMER-6NSB.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="EUCAARI" />
  <attribute name="acknowledgement" value="" />
  <attribute name="doi" value="https://doi.org/10.48597/CMER-6NSB" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Gilardoni, S., EUCAARI, 2010, Inorganics in air and particle phase at Manaus, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/CMER-6NSB" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="IT04L &quot;EC Joint Research Centre&quot; EC-JRC-IES &quot;Institute for Environment and Sustainability&quot; &quot;Via Enrico Fermi 2749&quot; 21027 Ispra Italy" />
  <attribute name="date_created" value="2014-05-01T00:00:00.000000Z" />
  <attribute name="date_metadata_modified" value="2010-04-16T00:00:00Z" />
  <attribute name="creator_name" value="Stefania Gilardoni" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="" />
  <attribute name="creator_institution" value="" />
  <attribute name="contributor_name" value="Gilardoni Stefania" />
  <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 (-60.209 -2.595 45)" />
  <attribute name="geospatial_lat_min" type="double" value="-2.595" />
  <attribute name="geospatial_lat_max" type="double" value="-2.595" />
  <attribute name="geospatial_lon_min" type="double" value="-60.209" />
  <attribute name="geospatial_lon_max" type="double" value="-60.209" />
  <attribute name="geospatial_vertical_min" type="double" value="45.0" />
  <attribute name="geospatial_vertical_max" type="double" value="45.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="time_coverage_start" value="2008-02-13T00:00:00Z" />
  <attribute name="time_coverage_end" value="2008-09-22T06:10:00Z" />
  <attribute name="time_coverage_duration" value="P0000-07-09T06:10:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-03T00:00:00" />
  <attribute name="timezone" value="UTC" />
  <attribute name="ebas_data_definition" value="EBAS_1.1" />
  <attribute name="ebas_data_license" value="" />
  <attribute name="ebas_citation" value="Gilardoni, S., EUCAARI, 2010, Inorganics in air and particle phase at Manaus, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/CMER-6NSB" />
  <attribute name="ebas_set_type_code" value="TI" />
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  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/CMER-6NSB" />
  <attribute name="ebas_file_creation" value="2026-05-16T11:15:59.745248Z" />
  <attribute name="ebas_export_state" value="2014-05-01T00:00:00.000000Z" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="2008-02-13T00:00:00.000000Z" />
  <attribute name="ebas_revision_date" value="2010-04-16T00:00:00.000000Z" />
  <attribute name="ebas_period_code" value="7mo" />
  <attribute name="ebas_resolution_code" value="3d" />
  <attribute name="ebas_station_code" value="BR0100C" />
  <attribute name="ebas_platform_code" value="BR0100S" />
  <attribute name="ebas_station_name" value="Manaus" />
  <attribute name="ebas_station_wdca_id" value="GAWABR__MAO" />
  <attribute name="ebas_station_gaw_id" value="MAO" />
  <attribute name="ebas_station_gaw_name" value="Manaus" />
  <attribute name="ebas_station_land_use" value="Forest" />
  <attribute name="ebas_station_setting" value="Rural" />
  <attribute name="ebas_station_gaw_type" value="C" />
  <attribute name="ebas_station_wmo_region" type="long" value="3" />
  <attribute name="ebas_station_latitude" type="double" value="-2.595" />
  <attribute name="ebas_station_longitude" type="double" value="-60.209" />
  <attribute name="ebas_station_altitude" value="45.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_laboratory_code" value="IT04L" />
  <attribute name="ebas_instrument_type" value="impactor" />
  <attribute name="ebas_instrument_name" value="Impactor_202DA202640604" />
  <attribute name="ebas_method_ref" value="IT04L_IC" />
  <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
  <attribute name="ebas_framework_acronym" value="EUCAARI" />
  <attribute name="ebas_framework_name" value="" />
  <attribute name="ebas_framework_description" value="" />
  <attribute name="ebas_framework_contact_name" value="Ann Mari Fjæraa" />
  <attribute name="ebas_framework_contact_email" value="" />
  <attribute name="ebas_originator" value="&quot;Gilardoni, Stefania, , , , , , , , , &quot;" />
  <attribute name="ebas_submitter" value="&quot;Stefania, Gilardoni, , , , , , , , , &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 framework: EUCAARI." />
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  <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="processing_level" value="processing_level_test" />
  <attribute name="_CoordSysBuilder" value="ucar.nc2.internal.dataset.conv.CF1Convention" />
  <dimension name="time" length="41" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="qc_ammonium_pm10_pm25_ug_N_per_m3_amean_flags" length="1" />
  <dimension name="qc_ammonium_pm25_ug_N_per_m3_amean_flags" length="1" />
  <dimension name="qc_ammonium_pm10_pm25_ug_per_m3_amean_flags" length="1" />
  <dimension name="qc_ammonium_pm25_ug_per_m3_amean_flags" length="1" />
  <dimension name="qc_ammonium_pm10_pm25_ug_N_per_m3_uncertainty_flags" length="1" />
  <dimension name="qc_ammonium_pm25_ug_N_per_m3_uncertainty_flags" length="1" />
  <dimension name="qc_ammonium_pm10_pm25_ug_per_m3_uncertainty_flags" length="1" />
  <dimension name="qc_ammonium_pm25_ug_per_m3_uncertainty_flags" length="1" />
  <dimension name="qc_calcium_pm10_pm25_amean_flags" length="1" />
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  <dimension name="qc_calcium_pm25_uncertainty_flags" length="1" />
  <dimension name="qc_chloride_pm10_pm25_amean_flags" length="1" />
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  <dimension name="qc_magnesium_pm10_pm25_amean_flags" length="1" />
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  <dimension name="qc_magnesium_pm10_pm25_uncertainty_flags" length="1" />
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  <dimension name="qc_nitrate_pm10_pm25_ug_N_per_m3_amean_flags" length="1" />
  <dimension name="qc_nitrate_pm25_ug_N_per_m3_amean_flags" length="1" />
  <dimension name="qc_nitrate_pm10_pm25_ug_per_m3_amean_flags" length="1" />
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  <dimension name="qc_nitrate_pm25_ug_N_per_m3_uncertainty_flags" length="1" />
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  <dimension name="qc_nitrate_pm25_ug_per_m3_uncertainty_flags" length="1" />
  <dimension name="qc_potassium_pm10_pm25_amean_flags" length="1" />
  <dimension name="qc_potassium_pm25_amean_flags" length="1" />
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  <dimension name="qc_sodium_pm10_pm25_amean_flags" length="1" />
  <dimension name="qc_sodium_pm25_amean_flags" length="1" />
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    <attribute name="time_coverage_start" value="2008-02-14T12:00:00Z" />
    <attribute name="time_coverage_end" value="2008-09-20T18:10:00Z" />
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    <attribute name="time_coverage_resolution" value="473595.0" />
    <attribute name="time_coverage_duration" value="P0Y0M219DT6H10M0.000S" />
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    <attribute name="long_name" value="time bounds for measurement" />
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    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_ammonium_pm25_ug_N_per_m3_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_ammonium_expressed_as_nitrogen_in_pm2p5_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_ammonium_pm25_ug_N_per_m3_amean meta_ammonium_pm25_ug_N_per_m3_amean" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="" />
    <attribute name="ebas_revision_date" value="2010-04-16T00:00:00.000000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <attribute name="ebas_platform_code" value="BR0100S" />
    <attribute name="ebas_station_name" value="Manaus" />
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    <attribute name="ebas_station_gaw_id" value="MAO" />
    <attribute name="ebas_station_gaw_name" value="Manaus" />
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    <attribute name="ebas_station_altitude" value="45.0 m" />
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    <attribute name="ebas_revision_date" value="2010-04-16T00:00:00.000000Z" />
    <attribute name="ebas_statistics" value="uncertainty" />
    <attribute name="ebas_station_code" value="BR0100C" />
    <attribute name="ebas_platform_code" value="BR0100S" />
    <attribute name="ebas_station_name" value="Manaus" />
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    <attribute name="ebas_station_gaw_id" value="MAO" />
    <attribute name="ebas_station_gaw_name" value="Manaus" />
    <attribute name="ebas_station_land_use" value="Forest" />
    <attribute name="ebas_station_setting" value="Rural" />
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    <attribute name="ebas_station_wmo_region" type="long" value="3" />
    <attribute name="ebas_station_latitude" type="double" value="-2.595" />
    <attribute name="ebas_station_longitude" type="double" value="-60.209" />
    <attribute name="ebas_station_altitude" value="45.0 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="pm10_pm25" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="impactor" />
    <attribute name="ebas_instrument_name" value="Impactor_202DA202640604" />
    <attribute name="ebas_method_ref" value="IT04L_IC" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_framework_acronym" value="EUCAARI" />
    <attribute name="ebas_framework_name" value="" />
    <attribute name="ebas_framework_description" value="" />
    <attribute name="ebas_framework_contact_name" value="Ann Mari Fjæraa" />
    <attribute name="ebas_framework_contact_email" value="" />
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    <attribute name="ebas_submitter" value="&quot;Stefania, Gilardoni, , , , , , , , , &quot;" />
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    <attribute name="ebas_comment" value="Data converted on export from EBAS from 'ug N/m3' to 'ug/m3', conversion factor 1.288." />
    <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_framework_preferred_term" value="" />
    <attribute name="actris_temporal_resolution" value="P3D" />
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  <variable name="qc_ammonium_pm10_pm25_ug_per_m3_uncertainty" shape="qc_ammonium_pm10_pm25_ug_per_m3_uncertainty_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
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    <attribute name="units" value="1" />
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  <variable name="meta_ammonium_pm10_pm25_ug_per_m3_uncertainty" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_ammonium_pm25_ug_per_m3_uncertainty" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_ammonium_in_pm2p5_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_ammonium_pm25_ug_per_m3_uncertainty meta_ammonium_pm25_ug_per_m3_uncertainty" />
    <attribute name="cell_methods" value="time: uncertainty" />
    <attribute name="ebas_data_license" value="" />
    <attribute name="ebas_revision_date" value="2010-04-16T00:00:00.000000Z" />
    <attribute name="ebas_statistics" value="uncertainty" />
    <attribute name="ebas_station_code" value="BR0100C" />
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    <attribute name="ebas_station_gaw_name" value="Manaus" />
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    <attribute name="ebas_station_latitude" type="double" value="-2.595" />
    <attribute name="ebas_station_longitude" type="double" value="-60.209" />
    <attribute name="ebas_station_altitude" value="45.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ammonium" />
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    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="impactor" />
    <attribute name="ebas_instrument_name" value="Impactor_202DA202640604" />
    <attribute name="ebas_method_ref" value="IT04L_IC" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_framework_acronym" value="EUCAARI" />
    <attribute name="ebas_framework_name" value="" />
    <attribute name="ebas_framework_description" value="" />
    <attribute name="ebas_framework_contact_name" value="Ann Mari Fjæraa" />
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    <attribute name="ebas_comment" value="Data converted on export from EBAS from 'ug N/m3' to 'ug/m3', conversion factor 1.288." />
    <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_framework_preferred_term" value="" />
    <attribute name="actris_temporal_resolution" value="P3D" />
    <attribute name="actris_access_restriction" type="long" value="1" />
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  <variable name="qc_ammonium_pm25_ug_per_m3_uncertainty" shape="qc_ammonium_pm25_ug_per_m3_uncertainty_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" />
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  <variable name="meta_ammonium_pm25_ug_per_m3_uncertainty" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_calcium_pm10_pm25_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_calcium_in_pm10_minus_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="qc_calcium_pm10_pm25_amean meta_calcium_pm10_pm25_amean" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="" />
    <attribute name="ebas_revision_date" value="2010-04-16T00:00:00.000000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <attribute name="ebas_station_name" value="Manaus" />
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    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="calcium" />
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    <attribute name="ebas_instrument_name" value="Impactor_202DA202640604" />
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    <attribute name="ebas_framework_name" value="" />
    <attribute name="ebas_framework_description" value="" />
    <attribute name="ebas_framework_contact_name" value="Ann Mari Fjæraa" />
    <attribute name="ebas_framework_contact_email" value="" />
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    <attribute name="actris_variable_preferred_term" value="aerosol particle calcium mass concentration" />
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    <attribute name="actris_access_restriction" type="long" value="1" />
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  <variable name="qc_calcium_pm10_pm25_amean" shape="qc_calcium_pm10_pm25_amean_flags time" type="int">
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    <attribute name="standard_name" value="status_flag" />
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    <attribute name="units" value="1" />
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  <variable name="meta_calcium_pm10_pm25_amean" 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_calcium_pm25_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_calcium_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
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    <attribute name="ebas_framework_name" value="" />
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    <attribute name="actris_variable_preferred_term" value="aerosol particle calcium mass concentration" />
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  <variable name="qc_calcium_pm25_amean" shape="qc_calcium_pm25_amean_flags time" type="int">
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    <attribute name="standard_name" value="status_flag" />
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  <variable name="meta_calcium_pm25_amean" shape="metadata_time" type="String">
    <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_calcium_in_pm10_minus_pm2p5_in_air" />
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    <attribute name="ebas_revision_date" value="2010-04-16T00:00:00.000000Z" />
    <attribute name="ebas_statistics" value="uncertainty" />
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    <attribute name="ebas_framework_name" value="" />
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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 framework: EUCAARI." />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlecalciummassconcentration" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle calcium mass concentration" />
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  <variable name="qc_calcium_pm10_pm25_uncertainty" shape="qc_calcium_pm10_pm25_uncertainty_flags time" type="int">
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    <attribute name="standard_name" value="status_flag" />
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  <variable name="meta_calcium_pm10_pm25_uncertainty" 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_calcium_pm25_uncertainty" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_calcium_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
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    <attribute name="ebas_data_license" value="" />
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    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="qc_nitrate_pm10_pm25_ug_per_m3_uncertainty meta_nitrate_pm10_pm25_ug_per_m3_uncertainty" />
    <attribute name="cell_methods" value="time: uncertainty" />
    <attribute name="ebas_data_license" value="" />
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    <attribute name="ebas_statistics" value="uncertainty" />
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    <attribute name="ebas_station_setting" value="Rural" />
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    <attribute name="ebas_component" value="nitrate" />
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    <attribute name="ebas_method_ref" value="IT04L_IC" />
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    <attribute name="ebas_framework_name" value="" />
    <attribute name="ebas_framework_description" value="" />
    <attribute name="ebas_framework_contact_name" value="Ann Mari Fjæraa" />
    <attribute name="ebas_framework_contact_email" value="" />
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    <attribute name="ebas_comment" value="Data converted on export from EBAS from 'ug N/m3' to 'ug/m3', conversion factor 4.427." />
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    <attribute name="actris_variable_preferred_term" value="aerosol particle nitrate mass concentration" />
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    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
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  <variable name="meta_nitrate_pm10_pm25_ug_per_m3_uncertainty" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
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    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_nitrate_in_pm2p5_dry_aerosol_particles_in_air" />
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    <attribute name="ancillary_variables" value="qc_nitrate_pm25_ug_per_m3_uncertainty meta_nitrate_pm25_ug_per_m3_uncertainty" />
    <attribute name="cell_methods" value="time: uncertainty" />
    <attribute name="ebas_data_license" value="" />
    <attribute name="ebas_revision_date" value="2010-04-16T00:00:00.000000Z" />
    <attribute name="ebas_statistics" value="uncertainty" />
    <attribute name="ebas_station_code" value="BR0100C" />
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    <attribute name="ebas_component" value="nitrate" />
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    <attribute name="ebas_instrument_name" value="Impactor_202DA202640604" />
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    <attribute name="ebas_framework_name" value="" />
    <attribute name="ebas_framework_description" value="" />
    <attribute name="ebas_framework_contact_name" value="Ann Mari Fjæraa" />
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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 framework: EUCAARI." />
    <attribute name="ebas_comment" value="Data converted on export from EBAS from 'ug N/m3' to 'ug/m3', conversion factor 4.427." />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlenitratemassconcentration" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle nitrate mass concentration" />
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  <variable name="qc_nitrate_pm25_ug_per_m3_uncertainty" shape="qc_nitrate_pm25_ug_per_m3_uncertainty_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_nitrate_pm25_ug_per_m3_uncertainty" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="v_potassium_pm10_pm25_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_potassium_in_pm10_minus_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
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    <attribute name="ebas_data_license" value="" />
    <attribute name="ebas_revision_date" value="2010-04-16T00:00:00.000000Z" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="potassium" />
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    <attribute name="ebas_instrument_name" value="Impactor_202DA202640604" />
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    <attribute name="ebas_framework_name" value="" />
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    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlepotassiummassconcentration" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle potassium mass concentration" />
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    <attribute name="actris_access_restriction" type="long" value="1" />
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  <variable name="qc_potassium_pm10_pm25_amean" shape="qc_potassium_pm10_pm25_amean_flags time" type="int">
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    <attribute name="standard_name" value="status_flag" />
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  <variable name="meta_potassium_pm10_pm25_amean" 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_potassium_pm25_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="actris_variable_preferred_term" value="aerosol particle potassium mass concentration" />
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  </variable>
  <variable name="meta_potassium_pm25_amean" shape="metadata_time" type="String">
    <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" />
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    <attribute name="ebas_revision_date" value="2010-04-16T00:00:00.000000Z" />
    <attribute name="ebas_statistics" value="uncertainty" />
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    <attribute name="ebas_framework_name" value="" />
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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 framework: EUCAARI." />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticlepotassiummassconcentration" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle potassium mass concentration" />
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  <variable name="qc_potassium_pm10_pm25_uncertainty" shape="qc_potassium_pm10_pm25_uncertainty_flags time" type="int">
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  </variable>
  <variable name="meta_potassium_pm10_pm25_uncertainty" 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_potassium_pm25_uncertainty" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_potassium_in_pm2p5_in_air" />
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