The table below shows the calibration scales used for data.
Total: 175
Metadata are subject to change without notice.
| No | Scale | Gas Species | |
|---|---|---|---|
| No | WDCGG Code | ||
| 1 | WMO CO2 X2007 | 1001 | CO2 |
| 2 | WMO CH4 X2004 | 1002 | CH4 |
| 3 | WMO CH4 X2004A | 1002 | CH4 |
| 4 | WMO N2O X2006 | 1003 | N2O |
| 5 | WMO N2O X2006A | 1003 | N2O |
| 6 | WMO SF6 X2014 | 1004 | SF6 |
| 7 | WMO CO X2014 | 3001 | CO |
| 8 | WMO CO X2014A | 3001 | CO |
| 10 | The gravimetric standard gas of ppt order concentration. | 1201 | CCl4 |
| 11 | The gravimetric standard gas of ppt order concentration. | 1202 | CH3CCl3 |
| 12 | The gravimetric standard gas of ppt order concentration. | 1301 | CFC-113 |
| 13 | The gravimetric standard gas of ppt order concentration. | 1302 | CFC-12 |
| 14 | The gravimetric standard gas of ppt order concentration. | 1303 | CFC-11 |
| 15 | WMO CO X2004 | 3001 | CO |
| 16 | Delta 14C | 6001 | 14CO2 |
| 17 | SIO-98 | 1003 | N2O |
| 18 | SIO-05 | 1202 | CH3CCl3 |
| 19 | SIO-05 | 1201 | CCl4 |
| 20 | SIO-05 | 1302 | CFC-12 |
| 21 | SIO-05 | 1303 | CFC-11 |
| 22 | SIO-05 | 1301 | CFC-113 |
| 23 | Tohoku University | 1002 | CH4 |
| 24 | SIO-16 | 1003 | N2O |
| 25 | SIO-98 | 3004 | CHCl3 |
| 26 | CSIRO-94 | 3001 | CO |
| 27 | SIO-05 | 1004 | SF6 |
| 28 | WMO H2 X2009 (MPI-2009) | 4001 | H2 |
| 29 | SIO-14 | 1505 | HFC-245fa |
| 30 | SIO-07 | 1510 | HFC-32 |
| 31 | SIO-05 | 1401 | HCFC-141b |
| 32 | SIO-05 | 1702 | CBrF3 |
| 33 | SIO-05 | 1701 | CBrClF2 |
| 34 | SIO-14 | 1506 | HFC-227ea |
| 35 | SIO-05 | 1503 | HFC-152a |
| 36 | NOAA 2003B | 3012 | C2Cl4 |
| 37 | METAS-2017 | 1306 | CFC-13 |
| 38 | SIO-05 | 1508 | HFC-134a |
| 39 | SIO-05 | 1305 | CFC-114 |
| 40 | SIO-05 | 1403 | HCFC-22 |
| 41 | SIO-05 | 3005 | CH3Cl |
| 42 | SIO-14 | 3006 | CH2Cl2 |
| 43 | UB-98 | 3011 | C2HCl3 |
| 44 | SIO-14 | 1501 | HFC-125 |
| 45 | SIO-05 | 3009 | CH3Br |
| 46 | SIO-05 | 1402 | HCFC-142b |
| 47 | SIO-14 | 1507 | HFC-365mfc |
| 48 | SIO-07 | 1602 | PFC-218 |
| 49 | SIO-05 | 1304 | CFC-115 |
| 50 | SIO-07 | 1509 | HFC-143a |
| 51 | SIO-07 | 1005 | SO2F2 |
| 52 | SIO-07 | 1601 | PFC-116 |
| 53 | SIO-14 | 1504 | HFC-236fa |
| 54 | SIO-05 | 1603 | PFC-14 |
| 55 | SIO-12 | 1006 | NF3 |
| 56 | SIO-14 | 1511 | HFC-4310mee |
| 57 | SIO-14 | 1703 | C2Br2F4 |
| 58 | SIO-07 | 1502 | HFC-23 |
| 59 | WMO CO2 X1993 | 1001 | CO2 |
| 60 | Tohoku University 1983 | 1001 | CO2 |
| 61 | WMO CO2 X1987 | 1001 | CO2 |
| 62 | SIO-86 | 1302 | CFC-12 |
| 63 | SIO-86 | 1303 | CFC-11 |
| 64 | WMO N2O X1997 | 1003 | N2O |
| 65 | SIO-97 | 1002 | CH4 |
| 66 | WMO CO2 X1997 | 1001 | CO2 |
| 67 | WMO CO2 X1981 | 1001 | CO2 |
| 68 | VPDB | 1101 | 13CH4 |
| 69 | VSMOW | 1104 | CH3D |
| 70 | VPDB-CO2 | 1103 | C18O2 |
| 71 | VPDB-CO2 | 1102 | 13CO2 |
| 72 | NOAA 2006 | 1701 | CBrClF2 |
| 73 | NOAA 2004 | 3007 | CH3I |
| 74 | NOAA 1992 | 1303 | CFC-11 |
| 75 | NOAA 2002 | 1201 | CCl4 |
| 76 | NOAA 1995 | 1508 | HFC-134a |
| 77 | NOAA 2006 | 1702 | CBrF3 |
| 78 | NOAA 1992 | 3006 | CH2Cl2 |
| 79 | NOAA 2003 | 1202 | CH3CCl3 |
| 80 | NOAA 2003 | 3010 | CH2Br2 |
| 81 | NOAA 2001 | 1302 | CFC-12 |
| 82 | NOAA 1992 | 3004 | CHCl3 |
| 83 | NOAA 2003 | 3009 | CH3Br |
| 84 | NOAA 2002 | 1301 | CFC-113 |
| 85 | NOAA 2003 | 3005 | CH3Cl |
| 86 | MRI-87 | 1001 | CO2 |
| 87 | PDB | 1102 | 13CO2 |
| 88 | NOAA 1983 | 1002 | CH4 |
| 89 | WMO CO2 X2001 | 1001 | CO2 |
| 90 | KRISS | 1001 | CO2 |
| 91 | NOAA 2008 | 1201 | CCl4 |
| 92 | WMO CO2 X1974 | 1001 | CO2 |
| 93 | WMO CO X2000 | 3001 | CO |
| 94 | NOAA 2016 | 1303 | CFC-11 |
| 95 | NIST | 1001 | CO2 |
| 96 | NOAA 2008 | 1302 | CFC-12 |
| 97 | The gravimetric standard gas of ppb order concentration. | 1002 | CH4 |
| 98 | The gravimetric standard gas of ppb order concentration. | 1003 | N2O |
| 99 | Tohoku University 2010 | 1001 | CO2 |
| 100 | NIES96 | 1003 | N2O |
| 101 | NIES95 | 1001 | CO2 |
| 102 | NIES | 1002 | CH4 |
| 103 | NOAA 2006 | 1403 | HCFC-22 |
| 104 | NOAA 2003 | 1301 | CFC-113 |
| 105 | NOAA 2004 | 1503 | HFC-152a |
| 106 | NOAA 1994 | 1402 | HCFC-142b |
| 107 | NOAA 1994 | 1401 | HCFC-141b |
| 108 | NOAA 2003 | 3006 | CH2Cl2 |
| 109 | NOAA 2003 | 3012 | C2Cl4 |
| 110 | VPDB-CO2 | 1101 | 13CH4 |
| 111 | NOAA 1996 | 4001 | H2 |
| 112 | PDB | 1103 | C18O2 |
| 113 | NIST | 3001 | CO |
| 114 | The gravimetric standard gas of ppb order concentration. | 1301 | CFC-113 |
| 115 | The gravimetric standard gas of ppb order concentration. | 1302 | CFC-12 |
| 116 | The gravimetric standard gas of ppb order concentration. | 1303 | CFC-11 |
| 117 | The gravimetric standard gas of ppm order concentration. | 1002 | CH4 |
| 118 | NIES94 | 1002 | CH4 |
| 119 | NIES09 | 1001 | CO2 |
| 120 | WMO SF6 X2006 | 1004 | SF6 |
| 121 | KRISS | 1303 | CFC-11 |
| 122 | KRISS | 1002 | CH4 |
| 123 | KRISS | 1302 | CFC-12 |
| 124 | KRISS | 1003 | N2O |
| 125 | KRISS | 1301 | CFC-113 |
| 126 | WMO CO2 X1985 | 1001 | CO2 |
| 127 | WMO CO2 X2002 | 1001 | CO2 |
| 128 | NMI PRM AC11 | 3001 | CO |
| 129 | NIST SRM 1677c | 3001 | CO |
| 130 | NIST SRM 2612a | 3001 | CO |
| 131 | NPL PRGM in synth. Air | 3001 | CO |
| 133 | CPT | 3001 | CO |
| 134 | SIO-05 | 3013 | CHBr3 |
| 135 | SIO-05 | 3004 | CHCl3 |
| 136 | SIO-05 | 1501 | HFC-125 |
| 137 | SIO-05 | 3006 | CH2Cl2 |
| 138 | SIO-05 | 1509 | HFC-143a |
| 139 | SIO-05 | 3010 | CH2Br2 |
| 140 | SIO-05 | 1510 | HFC-32 |
| 141 | UB-98 | 3006 | CH2Cl2 |
| 142 | NOAA-Jul10-p | 3010 | CH2Br2 |
| 143 | NOAA-Dec09-p | 3013 | CHBr3 |
| 144 | NIST | 1002 | CH4 |
| 145 | NOAA-Dec09 | 3007 | CH3I |
| 146 | SIO-14 | 1604 | PFC-318 |
| 147 | NOAA-SIO-p | 1007 | COS |
| 148 | NPL PRGM NG677 in synth. Air | 3001 | CO |
| 149 | KRISS | 3001 | CO |
| 150 | MRI scale | 1002 | CH4 |
| 151 | MRI scale | 3001 | CO |
| 152 | NIES-08 | 1303 | CFC-11 |
| 153 | ICOS | 1001 | CO2 |
| 154 | ICOS | 1002 | CH4 |
| 155 | UB-98 | 1404 | HCFC-124 |
| 156 | TU-1987 | 1002 | CH4 |
| 157 | WMO CO X1988 | 3001 | CO |
| 158 | WMO CO2 X2019 | 1001 | CO2 |
| 159 | The gravimetric standard gas of ppt order concentration | 1509 | HFC-143a |
| 160 | The gravimetric standard gas of ppt order concentration | 1501 | HFC-125 |
| 161 | The gravimetric standard gas of ppt order concentration | 1502 | HFC-23 |
| 162 | The gravimetric standard gas of ppt order concentration | 1503 | HFC-152a |
| 163 | The gravimetric standard gas of ppt order concentration | 1510 | HFC-32 |
| 164 | The gravimetric standard gas of ppt order concentration | 1508 | HFC-134a |
| 165 | The gravimetric standard gas of ppt order concentration | 1505 | HFC-245fa |
| 166 | The gravimetric standard gas of ppt order concentration | 1506 | HFC-227ea |
| 167 | METAS-2017 | 1405 | HCFC-132b |
| 168 | Empa-2013 | 1406 | HCFC-133a |
| 169 | NOAA-2018-PR1 | 1501 | HFC-125 |
| 170 | NOAA-2016-PR1 | 1509 | HFC-143a |
| 171 | NOAA-2016-PR1 | 1510 | HFC-32 |
| 172 | NOAA-2016-PR1 | 1702 | CBrF3 |
| 173 | CSIRO-2020 | 3001 | CO |
| 175 | EMRI/AIST scale | 7001 | O2/N2 ratio |
| 176 | Nagoya university original radon-222 scale | 6002 | 222Rn |
| 177 | NPL PRGM 2851 in synth. air | 3001 | CO |
| 8888 | Unknown | 9999 | NA |
Total: 175