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15N/14N
  • 15N/14N

15N/14N

Materials with known 15N/14N isotopic composition

Materials with known 15N/14N isotopic composition
IAEA-N-1Ammonium Sulfate0.4gδ15N=0.4‰air N2
IAEA-N-2 Ammonium Sulfate0.4gδ15N=20.3‰air N2
IAEA-NO-3Potassium Nitrate0.5gδ15N=4.7‰air N2  δ18O=25.6‰VSMOW
USGS32 Potassium Nitrate0.8gδ15N=180‰air N2  δ18O=25.7‰VSMOW
USGS34 Potassium Nitrate0.8gδ15N=-1.8‰air N2  δ18O=-27.9‰VSMOW
USGS35 Sodium Nitrate0.5gδ15N=2.7‰air N2  δ18O=57.5‰VSMOW
USGS25 Ammonium Sulfate0.5gδ15N=-30.4‰air N2
USGS26 Ammonium Sulfate0.5gδ15N=53.7‰air N2
NSVECNitrogen Gas-N27mlδ15N=-2.8‰
IAEA-30515N labelled ammonium sulfate2*0.1gδ15N (Vial A)=39.8‰air N2  δ15N (Vial B)=375.3‰air N2
IAEA-31015N labelled urea2*0.1gδ15N (Vial A)=47.2‰air N2  δ15N (Vial B)=244.6‰air N2
IAEA-311N-labelled ammonium sulfate0.1g15N=2.05Atom%
USGS64glycine0.5gδ13C =-40.81 ‰  δ15N = +1.76 ‰ 
USGS65glycine0.5gδ13C =-20.29 ‰  δ15N = +20.68 ‰ 
USGS66glycine0.5gδ13C =-0.67 ‰  δ15N = +40.83 ‰ 
USGS73L-valine0.5gδ13C =-24.03 ‰ δ15N =-5.21 ‰
USGS74L-valine100mgδ13C =-9.30 ‰ δ15N = +30.19 ‰
USGS75L-valine100mgδ13C = +0.49 ‰ δ15N = +61.53 ‰


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