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NISTRM8557

NBS 127 (sulfur and oxygen isotopes in barium sulfate)

NIST® RM 8557

Synonym(s):

Barium sulfate, Baryte

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About This Item

Linear Formula:
BaSO4
CAS Number:
Molecular Weight:
233.39
NACRES:
NA.24
PubChem Substance ID:
UNSPSC Code:
12352200
MDL number:
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grade

certified reference material

isotopic purity

 18O,  34S

manufacturer/tradename

NIST®

format

matrix material

SMILES string

[Ba++].[O-]S([O-])(=O)=O

InChI

1S/Ba.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2

InChI key

TZCXTZWJZNENPQ-UHFFFAOYSA-L

General description

Other Notes

Example analytes are listed below as a reference. Please download a current certificate at nist.gov/SRM for current analytes and certified values.
Analyte : Sulfur (34S), Oxygen (18O)

Legal Information

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


Storage Class

13 - Non Combustible Solids

wgk

nwg

flash_point_f

does not flash

flash_point_c

does not flash



Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Global Trade Item Number

SKUGTIN
NISTRM855704061834196938