产品详情
IAEA-NO-3 , Potassium Nitrate
Unit Size: 0.5g
IAEA-NO-3 is a dried salt (potassium nitrate, KNO3) and was prepared by A. Mariotti, Université Pierre et Marie Curie, Paris, France, between 1983 and 1985 [1, 2]. Its δ15N value is determined using data from an interlaboratory comparison [3].
Analyte | Value | Unit | SD | R/I/C |
δ15N | +4.7 | ‰air N2 | 0.2 | C |
δ18O | +25.6 | ‰VSMOW | 0.4 | R |
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IAEA-N-1 | Ammonium Sulfate | 0.4g | 15N=0.4‰air N2 |
IAEA-N-2 | Ammonium Sulfate | 0.4g | 15N=20.3‰air N2 |
IAEA-NO-3 | Potassium Nitrate | 0.5g | 15N=4.7‰air N2 18O=25.6‰VSMOW |
USGS32 | Potassium Nitrate | 0.8g | 15N=180‰air N2 18O=25.7‰VSMOW |
USGS34 | Potassium Nitrate | 0.8g | 15N=-1.8‰air N2 18O=-27.9‰VSMOW |
USGS35 | Sodium Nitrate | 0.5g | 15N=2.7‰air N2 18O=57.5‰VSMOW |
USGS25 | Ammonium Sulfate | 0.5g | 15N=-30.4‰air N2 |
USGS26 | Ammonium Sulfate | 0.5g | 15N=53.7‰air N2 |
VSMOW | Vienna Standard Mean Ocean Water | 20ml | 2H=0‰ 18O=0 ‰ |
SLAP2 | Water Standard Light Antarctic Precipitation 2 | 20ml | 2H=-427.5‰ 18O=-55.5‰ |
