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NIST8551

USGS26 (Nitrogen Isotopes in Ammonium Sulfate)

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NIST® SRM®

Synonym(s):

Ammonium sulfate, Mascagnite

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About This Item

Linear Formula:
(NH4)2SO4
CAS Number:
7783-20-2
Molecular Weight:
132.14
MDL number:
MFCD00003391

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mp

>280 °C (dec.) (lit.)

density

1.77 g/mL at 25 °C (lit.)

format

neat

SMILES string

N.N.OS(O)(=O)=O

InChI

1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)

InChI key

BFNBIHQBYMNNAN-UHFFFAOYSA-N

General description

This Reference Material (RM) is intended for use in developing and validating methods for measuring relative differences in nitrogen (N) isotope-number ratios. A unit of RM 8551 consists of one bottle containing 0.4 g of ammonium sulfate salt. SRM 8551_cert SRM 8551_SDS

Legal Information

SRM is a registered trademark of National Institute of Standards and Technology

Regulatory Information

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