NISTRM8557
NBS 127 (sulfur and oxygen isotopes in barium sulfate)
NIST® RM 8557
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Synonym(s):
Barium sulfate, Baryte
Linear Formula:
BaSO4
CAS Number:
Molecular Weight:
233.39
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.24
Recommended Products
grade
certified reference material
Quality Level
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
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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)
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
related product
Product No.
Description
Pricing
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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