[{"dataset_parameter_nid":"742581","supplied_name":"EVTNBR","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EEvent number\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"829","parameter_description":"\u003Cp\u003EEvent or operation identifier; event or operation number; often derived from date\/time (MMDDHHmm) of sampling and when combined with year (YYYY) is a unique sampling identifier\/data processing key. Date\/time is not necessarily in GMT.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"event ","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/EVTAGFL\/","parameter_short_description":"event ","parameter_short_name":"event","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742582","supplied_name":"DATE","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EGMT date when underway sample was collected, in format yyyy-mm-dd\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"1070","parameter_description":"\u003Cp\u003Edate; generally reported in GMT as YYYYMMDD (year; month; day); also as MMDD (month; day); EqPac dates are local Hawaii time. ISO_Date format is YYYY-MM-DD (\u003Ca href=\u0022http:\/\/www.iso.org\/iso\/home\/standards\/iso8601.htm\u0022 target=\u0022_blank\u0022\u003Ehttp:\/\/www.iso.org\/iso\/home\/standards\/iso8601.htm\u003C\/a\u003E)\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"date","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/ADATAA01\/","parameter_short_description":"date","parameter_short_name":"date","parameter_units":null,"parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742583","supplied_name":"GMT","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EGMT time when underway sample was collected, in format HH:MM\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"1075","parameter_description":"\u003Cp\u003ETime GMT defined as HHMM; time of day; generally reported in GMT as HHMM (hours and minutes) but may also be HH.H (decimal hours) or HHMMSS (hours; minutes and seconds); in EqPac time is reported as Hawaii local time\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"time","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/AHMSAA01\/","parameter_short_description":"time of day","parameter_short_name":"time","parameter_units":"HHMM or HHMMSS","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742584","supplied_name":"ISO_DateTime_GMT","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003EGMT date and time when underway sample was collected, in ISO8601 format (yyyy-mm-ddTHH:MM:SS)\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"1908","parameter_description":"\u003Cp\u003EDate\/Time (UTC) ISO formatted\u003Cbr \/\u003E\nThis standard is based on ISO 8601:2004(E) and takes on any of the following forms:\u003Cbr \/\u003E\n2009-08-30T09:05:00[.xx] (local time)\u003Cbr \/\u003E\n2009-08-30T14:05:00[.xx]Z (UTC time)\u003Cbr \/\u003E\n2009-08-30T14:05:00[.xx]-05:00\u003Cbr \/\u003E\nThe dashes and the colons can be dropped.\u003Cbr \/\u003E\nThe T can also be dropped \u0022by mutual agreement\u0022, but one needs the trailing Z if the time is UTC.\u003C\/p\u003E\n\u003Cp\u003ESample ISO_datetime_utc:\u003Cbr \/\u003E\n2009-08-30T14:05:00[.xx]Z (UTC time)\u003C\/p\u003E\n\u003Cp\u003EFormat: YYYY-mm-ddTHH:MM:SS[.xx]Z (UTC time)\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"ISO_DateTime_UTC","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/DTUT8601\/","parameter_short_description":"ISO_DateTime_UTC","parameter_short_name":"ISO_DateTime_UTC","parameter_units":"YYYY-MM-DDTHH:MM:SS[.xx]Z","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742585","supplied_name":"LATITUDE","supplied_units":"decimal degrees","value_format":null,"description":"\u003Cp\u003EPosition when underway sample was collected in decimal degrees N\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"730","parameter_description":"\u003Cp\u003Elatitude, in decimal degrees, North is positive, negative denotes South; Reported in some datasets as degrees, minutes\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"latitude","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P09\/current\/LATX\/","parameter_short_description":"latitude","parameter_short_name":"lat","parameter_units":"decimal degrees","parameter_units_external_identifier":null,"order":null,"types":[{"type":"Primary latitude variable","dataset_parameter_type_nid":"742610","type_rankable":"0","type_tid":"23"}]},{"dataset_parameter_nid":"742586","supplied_name":"LONGITUDE","supplied_units":"decimal degrees","value_format":null,"description":"\u003Cp\u003EPosition when underway sample was collected in decimal degrees E\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"731","parameter_description":"\u003Cp\u003Elongitude, in decimal degrees, East is positive, negative denotes West; Reported in some datsets as degrees, minutes\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"longitude","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P09\/current\/LONX\/ ","parameter_short_description":"longitude","parameter_short_name":"lon","parameter_units":"decimal degrees","parameter_units_external_identifier":null,"order":null,"types":[{"type":"Primary longitude variable","dataset_parameter_type_nid":"742609","type_rankable":"0","type_tid":"24"}]},{"dataset_parameter_nid":"742587","supplied_name":"DEPTH","supplied_units":"meters (m)","value_format":null,"description":"\u003Cp\u003EEstimated sample collection depth below sea surface\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"808","parameter_description":"\u003Cp\u003EObservation\/sample depth below the sea surface. Units often reported as: meters, feet.\u003C\/p\u003E\n\u003Cp\u003E\nWhen used in a JGOFS\/GLOBEC dataset the depth is a best estimate; usually but not always calculated from pressure; calculated either from CTD pressure using Fofonoff and Millard (1982; UNESCO Tech Paper #44) algorithm adjusted for 1980 equation of state for seawater (EOS80) or simply equivalent to nominal depth as recorded during sampling if CTD pressure was unavailable.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"depth","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P09\/current\/DEPH\/","parameter_short_description":"depth","parameter_short_name":"depth","parameter_units":"various","parameter_units_external_identifier":null,"order":null,"types":[{"type":"Primary depth variable","dataset_parameter_type_nid":"742611","type_rankable":"0","type_tid":"22"}]},{"dataset_parameter_nid":"742588","supplied_name":"SAMPLE_ID","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003ESample identification number\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"960","parameter_description":"\u003Cp\u003Eunique sample identification or number; any combination of alpha numeric characters; precise definition is file dependent\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"sample","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P02\/current\/ACYC\/","parameter_short_description":"sample identification","parameter_short_name":"sample","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742589","supplied_name":"NO3_NO2","supplied_units":"micromoles per liter (uM)","value_format":null,"description":"\u003Cp\u003EConcentration of dissolved nitrate+nitrite. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed, or obviously erroneous data value. Noted as \u0026quot;bdl\u0026quot; when result was below detection limit of instrument(s) used.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"902","parameter_description":"\u003Cp\u003ENitrate and Nitrite, \u00b5M (micromolar) or \u00b5g-at NO3-N and NO2-N\/l\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"NO3_NO2","parameter_external_identifier":null,"parameter_short_description":"nitrate plus nitrite","parameter_short_name":"NO3_NO2","parameter_units":"various","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742590","supplied_name":"NO3_NO2_STDEV","supplied_units":"micromoles per liter (uM)","value_format":null,"description":"\u003Cp\u003EStandard deviation of replicate nitrate+nitrite concentration measurements. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed, or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"902","parameter_description":"\u003Cp\u003ENitrate and Nitrite, \u00b5M (micromolar) or \u00b5g-at NO3-N and NO2-N\/l\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"NO3_NO2","parameter_external_identifier":null,"parameter_short_description":"nitrate plus nitrite","parameter_short_name":"NO3_NO2","parameter_units":"various","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742591","supplied_name":"NO3_NO2_pcnt_RSD","supplied_units":"unitless (percent)","value_format":null,"description":"\u003Cp\u003EPercent relative standard deviation of replicate nitrate+nitrite concentration measurements. Calculated as NO3_NO2_STDEV divided by NO3_NO2 and multiplied by 100. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed, or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"902","parameter_description":"\u003Cp\u003ENitrate and Nitrite, \u00b5M (micromolar) or \u00b5g-at NO3-N and NO2-N\/l\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"NO3_NO2","parameter_external_identifier":null,"parameter_short_description":"nitrate plus nitrite","parameter_short_name":"NO3_NO2","parameter_units":"various","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742592","supplied_name":"NO3_NO2_INSTR","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003ENotes which instrument was used for nitrate+nitrite measurements. 1 = Lachat 8500 QuickChem, 2 = Technicon AAII, 3 = Both Lachat 8500 QuickChem and Technicon AAII. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"864","parameter_description":"\u003Cp\u003Einstrument used to collect or process data, definition is specific to the data set in which it appears\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"instrument","parameter_external_identifier":null,"parameter_short_description":"instrument","parameter_short_name":"instrument","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742593","supplied_name":"PO4","supplied_units":"micromoles per liter (uM)","value_format":null,"description":"\u003Cp\u003EConcentration of dissolved reactive phosphate. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed or obviously erroneous data value. Noted as \u0026quot;bdl\u0026quot; when result was below detection limit of instrument(s) used.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"937","parameter_description":"\u003Cp\u003EOrthophosphate\u00a0(phosphate, reactive phosphorus), Various units.\u00a0\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"PO4","parameter_external_identifier":null,"parameter_short_description":"reactive phosphorus (PO4)","parameter_short_name":"PO4","parameter_units":"various","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742594","supplied_name":"PO4_STDEV","supplied_units":"micromoles per liter (uM)","value_format":null,"description":"\u003Cp\u003EStandard deviation of replicate phosphate concentration measurements. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"937","parameter_description":"\u003Cp\u003EOrthophosphate\u00a0(phosphate, reactive phosphorus), Various units.\u00a0\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"PO4","parameter_external_identifier":null,"parameter_short_description":"reactive phosphorus (PO4)","parameter_short_name":"PO4","parameter_units":"various","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742595","supplied_name":"PO4_pcnt_RSD","supplied_units":"unitless (percent)","value_format":null,"description":"\u003Cp\u003EPercent relative standard deviation of replicate phosphate concentration measurements. Calculated as PO4_STDEV divided by PO4 and multiplied by 100. Noted as \u0022nda\u0022 when no data available for this sample, no sample analyzed or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"937","parameter_description":"\u003Cp\u003EOrthophosphate\u00a0(phosphate, reactive phosphorus), Various units.\u00a0\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"PO4","parameter_external_identifier":null,"parameter_short_description":"reactive phosphorus (PO4)","parameter_short_name":"PO4","parameter_units":"various","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742596","supplied_name":"PO4_INSTR","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003ENotes which instrument was used for phosphate measurements. 1 = Lachat 8500 QuickChem, 2 = Technicon AAII, 3 = Both Lachat 8500 QuickChem and Technicon AAII. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"864","parameter_description":"\u003Cp\u003Einstrument used to collect or process data, definition is specific to the data set in which it appears\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"instrument","parameter_external_identifier":null,"parameter_short_description":"instrument","parameter_short_name":"instrument","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742597","supplied_name":"SiO4","supplied_units":"micromoles per liter (uM)","value_format":null,"description":"\u003Cp\u003EConcentration of dissolved silicate. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed or obviously erroneous data value. Noted as \u0026quot;bdl\u0026quot; when result was below detection limit of instrument(s) used.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"1209","parameter_description":"\u003Cp\u003ESilicate; reactive silica.\u00a0 Also referred to as dissolved silicate, dissolved silica.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"SiO4","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/SLCAAAZX\/","parameter_short_description":"Silicate (reactive silica)","parameter_short_name":"SiO4","parameter_units":"micromoles\/liter","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742598","supplied_name":"SiO4_STDEV","supplied_units":"micromoles per liter (uM)","value_format":null,"description":"\u003Cp\u003EStandard deviation of replicate silicate concentration measurements. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed, or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"1209","parameter_description":"\u003Cp\u003ESilicate; reactive silica.\u00a0 Also referred to as dissolved silicate, dissolved silica.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"SiO4","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/SLCAAAZX\/","parameter_short_description":"Silicate (reactive silica)","parameter_short_name":"SiO4","parameter_units":"micromoles\/liter","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742599","supplied_name":"SiO4_pcnt_RSD","supplied_units":"unitless (percent)","value_format":null,"description":"\u003Cp\u003EPercent relative standard deviation of replicate silicate concentration measurements. Calculated as SiO4_STDEV divided by SiO4 and multiplied by 100. Noted as \u0022nda\u0022 when no data available for this sample, no sample analyzed, or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"1209","parameter_description":"\u003Cp\u003ESilicate; reactive silica.\u00a0 Also referred to as dissolved silicate, dissolved silica.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"SiO4","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/SLCAAAZX\/","parameter_short_description":"Silicate (reactive silica)","parameter_short_name":"SiO4","parameter_units":"micromoles\/liter","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742600","supplied_name":"SiO4_INSTR","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003ENotes which instrument was used for silicate measurements. 1 = Lachat 8500 QuickChem, 2 = Technicon AAII, 3 = Both Lachat 8500 QuickChem and Technicon AAII. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed, or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"864","parameter_description":"\u003Cp\u003Einstrument used to collect or process data, definition is specific to the data set in which it appears\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"instrument","parameter_external_identifier":null,"parameter_short_description":"instrument","parameter_short_name":"instrument","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742601","supplied_name":"NO2","supplied_units":"micromoles per liter (uM)","value_format":null,"description":"\u003Cp\u003EConcentration of dissolved nitrite. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed or obviously erroneous data value. Noted as \u0026quot;bdl\u0026quot; when result was below detection limit of instrument(s) used.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"1192","parameter_description":"\u003Cp\u003ENitrite\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"NO2","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/NTRIAAZX\/","parameter_short_description":"Nitrite","parameter_short_name":"NO2","parameter_units":"various","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742602","supplied_name":"NO2_STDEV","supplied_units":"micromoles per liter (uM)","value_format":null,"description":"\u003Cp\u003EStandard deviation of replicate nitrite concentration measurements. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed, or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"1192","parameter_description":"\u003Cp\u003ENitrite\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"NO2","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/NTRIAAZX\/","parameter_short_description":"Nitrite","parameter_short_name":"NO2","parameter_units":"various","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742603","supplied_name":"NO2_pcnt_RSD","supplied_units":"unitless (percent)","value_format":null,"description":"\u003Cp\u003EPercent relative standard deviation of replicate nitrite concentration measurements. Calculated as NO2_STDEV divided by NO2 and multiplied by 100. Noted as \u0022nda\u0022 when no data available for this sample, no sample analyzed, or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"1192","parameter_description":"\u003Cp\u003ENitrite\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":"nd","parameter_official_name":"NO2","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/NTRIAAZX\/","parameter_short_description":"Nitrite","parameter_short_name":"NO2","parameter_units":"various","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742604","supplied_name":"NO2_INSTR","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003ENotes which instrument was used for nitrite measurements. 1 = Lachat 8500 QuickChem, 2 = Technicon AAII, 3 = Both Lachat 8500 QuickChem and Technicon AAII. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed, or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"864","parameter_description":"\u003Cp\u003Einstrument used to collect or process data, definition is specific to the data set in which it appears\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"instrument","parameter_external_identifier":null,"parameter_short_description":"instrument","parameter_short_name":"instrument","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742605","supplied_name":"NH4","supplied_units":"micromoles per liter (uM)","value_format":null,"description":"\u003Cp\u003EConcentration of dissolved ammonium. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed or obviously erroneous data value. Noted as \u0026quot;bdl\u0026quot; when result was below detection limit of instrument(s) used.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"901","parameter_description":"\u003Cp\u003EAmmonium and ammonia concentration parameters in any body of fresh or salt water.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"Ammonium","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/AMONAAZX\/","parameter_short_description":"Ammonium","parameter_short_name":"NH4","parameter_units":null,"parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742606","supplied_name":"NH4_STDEV","supplied_units":"micromoles per liter (uM)","value_format":null,"description":"\u003Cp\u003EStandard deviation of replicate ammonium concentration measurements. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed, or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"901","parameter_description":"\u003Cp\u003EAmmonium and ammonia concentration parameters in any body of fresh or salt water.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"Ammonium","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/AMONAAZX\/","parameter_short_description":"Ammonium","parameter_short_name":"NH4","parameter_units":null,"parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742607","supplied_name":"NH4_pcnt_RSD","supplied_units":"unitless (percent)","value_format":null,"description":"\u003Cp\u003EPercent relative standard deviation of replicate ammonium concentration measurements. Calculated as NH4_STDEV divided by NH4 and multiplied by 100. Noted as \u0022nda\u0022 when no data available for this sample, no sample analyzed, or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":null,"parameter_nid":"901","parameter_description":"\u003Cp\u003EAmmonium and ammonia concentration parameters in any body of fresh or salt water.\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"Ammonium","parameter_external_identifier":"http:\/\/vocab.nerc.ac.uk\/collection\/P01\/current\/AMONAAZX\/","parameter_short_description":"Ammonium","parameter_short_name":"NH4","parameter_units":null,"parameter_units_external_identifier":null,"order":null},{"dataset_parameter_nid":"742608","supplied_name":"NH4_INSTR","supplied_units":"unitless","value_format":null,"description":"\u003Cp\u003ENotes which instrument was used for ammonium measurements. 1 = Lachat 8500 QuickChem, 2 = Technicon AAII, 3 = Both Lachat 8500 QuickChem and Technicon AAII. Noted as \u0026quot;nda\u0026quot; when no data available for this sample, no sample analyzed, or obviously erroneous data value.\u003C\/p\u003E\n","no_data_value":"nd","conversion_necessary":"no","conversion_utility":"","parameter_nid":"864","parameter_description":"\u003Cp\u003Einstrument used to collect or process data, definition is specific to the data set in which it appears\u003C\/p\u003E\n","parameter_max_value":null,"parameter_min_value":null,"parameter_nd_value":null,"parameter_official_name":"instrument","parameter_external_identifier":null,"parameter_short_description":"instrument","parameter_short_name":"instrument","parameter_units":"dimensionless","parameter_units_external_identifier":null,"order":null}]