同位素标样，IAEA-N-1，硫酸铵，IAEA标样
IAEA-N-1 , Ammonium Sulfate
Inorganic , Pure Substance
o Unit Size: 0.5g
IAEA-N-1 is a relatively coarse grained. salt of ammonium sulfate [(NH4)2 SO4] prepared by E. Salati, CENA (Centro de Energia Nuclear na Agricultura), Brazil, in the period of 1978 to 1983 [1, 2]. Its δ15N value is determined using data from several interlaboratory comparisons and assessments [2-5].
Analyte | Value | Unit | SD | R/I/C |
δ15N | +0.4 | ‰air N2 | 0.2 | C |
(R/I/C) Classification assigned to the property value for analyte (Recommended/Information/Certified)
同位素标样，IAEA-N-1，硫酸铵，IAEA标样
更多IAEA标样
IAEA-603 , Calcite
| USGS25 | Pure Substance | Ammonium Sulfate |
| USGS26 | Pure Substance | Ammonium Sulfate |
| IAEA-NO-3 | Pure Substance | Potassium Nitrate |
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