| URI | 
          http://vocab.nerc.ac.uk/collection/P02/current/PCO2/ | 
        
        
          | Within Vocab | 
          SeaDataNet Parameter Discovery Vocabulary | 
        
        
        
          | Alternative Labels | 
          
            
              WC_pCO2
            
           | 
        
        
        
          | Definition | 
           | 
        
        
          | Date | 
          2004-08-11T09:08:12 | 
        
        
        
          
            
              | Identifier | 
              SDN:P02::PCO2 | 
            
          
            
              | Note | 
              accepted | 
            
          
        
        
          
            
              | Has Current Version | 
              1 | 
            
          
        
        
        
        
          
            
              | version | 
              1 | 
            
          
            
              | inScheme | 
              http://vocab.nerc.ac.uk/scheme/EDMED_DCAT_THEMES/current/ | 
            
          
        
        
        
        
            
            | 
              Same As
             | 
			
				
					
					
                P04:G674 | 
                EARTH SCIENCE > Hydrosphere > Water Quality/Water Chemistry > Carbon Dioxide | 
            Mapping: 407 | 
					
				
				
					
				
			
        
            
            | 
              Broader
             | 
			
				
					
					
                P36:ACIDIT | 
                Acidity | 
            Mapping: 1601774 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | P03:C010 | 
                Carbonate system | 
            Mapping: 2064 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | P22:28 | 
                Oceanographic geographical features | 
            Mapping: 172880 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | P05:014 | 
                oceans | 
            Mapping: 33187 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | D01:D0100001 | 
                Parameters | 
            Mapping: 1392830 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | L19:005 | 
                theme | 
            Mapping: 206996 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | L04:L04001 | 
                water body | 
            Mapping: 801304 | 
					
				
				
					
						
				
			
        
            
            | 
              Narrower
             | 
			
				
					
					
                OD1:C02 | 
                CO2 Carbonate system | 
            Mapping: 1855096 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | P04:G883 | 
                EARTH SCIENCE > Oceans > Ocean Chemistry > Carbon Dioxide | 
            Mapping: 701 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | P64:G883 | 
                EARTH SCIENCE > Oceans > Ocean Chemistry > Carbon Dioxide | 
            Mapping: 502320 | 
					
				
				
					
						
				
			
				
					
						
						| 
					
					
                 | P07:CFSN0244 | 
                surface_partial_pressure_of_carbon_dioxide_in_sea_water | 
            Mapping: 32048 | 
					
				
				
					
						
				
			
				
					
					
						
							| 
                 | P09:PCOW | 
                Carbon dioxide in water | 
            Mapping: 869756 | 
						
					
						
							| 
                 | P09:FCO2 | 
                CO2 FUGACITY | 
            Mapping: 111834 | 
						
					
						
							| 
                 | P09:XCO2 | 
                CO2 MOLE FRACTION IN DRY GAS | 
            Mapping: 111949 | 
						
					
						
							| 
                 | P09:PCO2 | 
                CO2 PART. PRES IN DRY/WET GAS | 
            Mapping: 111980 | 
						
					
				
				
					
						
				
			
				
					
					
						
							| 
                 | P01:FCO2ANOM | 
                Fugacity anomaly (water - air) of carbon dioxide {CO2 CAS 124-38-9} in the water body | 
            Mapping: 466218 | 
						
					
						
							| 
                 | P01:FCO2XXXX | 
                Fugacity of carbon dioxide (at 100% humidity) {fCO2 CAS 124-38-9} in the water body | 
            Mapping: 442038 | 
						
					
						
							| 
                 | P01:FCO2WCAL | 
                Fugacity of carbon dioxide {CO2 CAS 124-38-9} {fCO2} in the water body by computation | 
            Mapping: 706958 | 
						
					
						
							| 
                 | P01:FCO2EQTX | 
                Fugacity of carbon dioxide {fCO2 CAS 124-38-9} in the water body by equilibration with air, drying and constant temperature non-dispersive infra-red gas analysis and computation from pCO2 corrected to 1 bar at 100% humidity | 
            Mapping: 862516 | 
						
					
						
							| 
                 | P01:FCO2TK02 | 
                Fugacity of carbon dioxide {fCO2 CAS 124-38-9} in the water body by equilibration with air, drying and constant temperature non-dispersive infra-red gas analysis and computation from pCO2 corrected to 1 bar at 100% humidity at in-situ temperature (Takahashi correction) | 
            Mapping: 436070 | 
						
					
						
							| 
                 | P01:FCSDWCAL | 
                Fugacity standard deviation of carbon dioxide {CO2 CAS 124-38-9} {fCO2} in the water body by computation | 
            Mapping: 707006 | 
						
					
						
							| 
                 | P01:XCO2WTWB | 
                Mole fraction at 100% humidity of carbon dioxide {CO2 CAS 124-38-9} {xCO2} for the water body | 
            Mapping: 1741366 | 
						
					
						
							| 
                 | P01:XCO2WTWC | 
                Mole fraction at 100% humidity of carbon dioxide {CO2 CAS 124-38-9} {xCO2} for the water body by correction based on re-calculated zero baseline | 
            Mapping: 1746158 | 
						
					
						
							| 
                 | P01:XCO2WTUM | 
                Mole fraction at 100% humidity of carbon dioxide {CO2 CAS 124-38-9} {xCO2} in matrix specified elsewhere | 
            Mapping: 2090681 | 
						
					
						
							| 
                 | P01:XCO2WBDY | 
                Mole fraction in dry air of carbon dioxide {CO2 CAS 124-38-9} {xCO2} for the water body | 
            Mapping: 466206 | 
						
					
						
							| 
                 | P01:XCO2DCEQ | 
                Mole fraction in dry air of carbon dioxide {CO2 CAS 124-38-9} {xCO2} for the water body by equilibration with air, drying and constant temperature non-dispersive infra-red gas analysis and computation from pCO2 following correction to dry air and calibration against standards | 
            Mapping: 432818 | 
						
					
						
							| 
                 | P01:PCO2IERR | 
                Partial pressure error of carbon dioxide {pCO2 CAS 124-38-9} in the water body by equilibration with air, drying and constant temperature non-dispersive infra-red gas analysis and standards calibration, correction to 1 bar at 100% humidity and Takahashi correction to in-situ temperature | 
            Mapping: 440154 | 
						
					
						
							| 
                 | P01:PCO2MOD2 | 
                Partial pressure of carbon dioxide {CO2 CAS 124-38-9} {pCO2} in the sediment pore water by model prediction | 
            Mapping: 1739194 | 
						
					
						
							| 
                 | P01:PCO2XXXX | 
                Partial pressure of carbon dioxide {CO2 CAS 124-38-9} {pCO2} in the water body | 
            Mapping: 442022 | 
						
					
						
							| 
                 | P01:PCO2WCAL | 
                Partial pressure of carbon dioxide {CO2 CAS 124-38-9} {pCO2} in the water body by computation | 
            Mapping: 706954 | 
						
					
						
							| 
                 | P01:PCO2C101 | 
                Partial pressure of carbon dioxide {CO2 CAS 124-38-9} {pCO2} in the water body by computation from pH and alkalinity | 
            Mapping: 366482 | 
						
					
						
							| 
                 | P01:PCO2EG01 | 
                Partial pressure of carbon dioxide {CO2 CAS 124-38-9} {pCO2} in the water body by equilibration with air, drying and infra-red gas analysis | 
            Mapping: 397118 | 
						
					
						
							| 
                 | P01:PCO2GC01 | 
                Partial pressure of carbon dioxide {CO2 CAS 124-38-9} {pCO2} in the water body by gas chromatography | 
            Mapping: 360354 | 
						
					
						
							| 
                 | P01:PCO2MOD1 | 
                Partial pressure of carbon dioxide {CO2 CAS 124-38-9} {pCO2} in the water body by model prediction | 
            Mapping: 1718704 | 
						
					
						
							| 
                 | P01:PCO2OP01 | 
                Partial pressure of carbon dioxide {CO2 CAS 124-38-9} {pCO2} in the water body by optode and computation from derived ratio and laboratory calibration (Clarke et al. 2015) and correction to in-situ temperature and salinity | 
            Mapping: 1860974 | 
						
					
						
							| 
                 | P01:PCO2TK01 | 
                Partial pressure of carbon dioxide {CO2 CAS 124-38-9} {pCO2} in the water body by shower-head equilibration with air, drying and gas chromatography and computation using Takahashi correction to in-situ temperature | 
            Mapping: 369754 | 
						
					
						
							| 
                 | P01:PCO2SS01 | 
                Partial pressure of carbon dioxide {CO2 CAS 124-38-9} {pCO2} in the water body by spectrophotometric absorbance at two different wavelengths of CO2-equilibrated fixed alkalinity dye solution | 
            Mapping: 428310 | 
						
					
						
							| 
                 | P01:PCO2IG02 | 
                Partial pressure of carbon dioxide {pCO2 CAS 124-38-9} in the water body by equilibration with air, drying and constant temperature non-dispersive infra-red gas analysis and standards calibration and correction to 1 bar at 100% humidity | 
            Mapping: 432838 | 
						
					
						
							| 
                 | P01:PCO2TK02 | 
                Partial pressure of carbon dioxide {pCO2 CAS 124-38-9} in the water body by equilibration with air, drying and constant temperature non-dispersive infra-red gas analysis and standards calibration, correction to 1 bar at 100% humidity and Takahashi correction to in-situ temperature | 
            Mapping: 432846 | 
						
					
						
							| 
                 | P01:PCO2PT01 | 
                Partial pressure of carbon dioxide {pCO2 CAS 124-38-9} in the water body by recalculation to potential temperature using pCO2*EXP((Theta - T)*0.0423) | 
            Mapping: 369198 | 
						
					
						
							| 
                 | P01:PCO2TU01 | 
                Partial pressure of carbon dioxide {pCO2 CAS 124-38-9} in the water body by shower-head equilibration with air, drying and gas chromatography and Turner correction to in-situ temperature | 
            Mapping: 369758 | 
						
					
						
							| 
                 | P01:PCSDWCAL | 
                Partial pressure standard deviation of carbon dioxide {CO2 CAS 124-38-9} {pCO2} in the water body by computation | 
            Mapping: 707002 | 
						
					
				
				
					
						
				
			
        
            
            | 
              Related
             | 
			
				
					
					
                P07:CFSN0293 | 
                surface_carbon_dioxide_partial_pressure_difference_between_air_and_sea_water | 
            Mapping: 32047 |