IAEA-N-1 , Ammonium Sulfate
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 |
更多产品
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 | 0.5g | 15N=180‰air N2 18O=25.7‰VSMOW |
USGS34 | Potassium Nitrate | 0.5g | 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‰ |
SA99060101 33821710 Copper Oxide 0,7 mm 氧化铜丝
SA76162401 25208000 Pressed Tin Capsules 10 x 10 mm 锡囊,锡杯
SA76981101 24006400 Pressed Tin Capsules 5 x 9 mm 锡杯
SA76980705 24005400 Pressed Silver Capsules 4 x 6 mm 银杯(银囊) 氧分析用
SA84992101 24007200 Smooth Tin Capsules 3,5 x 9 mm 锡杯 锡囊
SA33835311 33835311 Electrolytric Copper 电解铜
SA990610 33822900 Chromium Oxide, granular 氧化铬,三氧化二铬,颗粒状
SA990630 33824500 Silvered Cobaltous Oxide, granular 镀银氧化钴,颗粒状
SA990715B 33822300 Quartz Chips, granular 石英屑,石英砂
SA990716B 33822200 Quartz Wool 石英棉 4微米
SA990746 33824400 Atropine Standard 阿托品