NBS 127 (sulfur and oxygen isotopes in barium sulfate)
SIAL/NISTRM8557 - NIST® RM 8557
Synonym: Barium sulfate; Baryte
CAS Number: 7727-43-7
Empirical Formula (Hill Notation): BaO4S
Molecular Weight: 233.39
MDL Number: MFCD00003455
Linear Formula: BaSO4
Product Type: Chemical
application(s) | pharmaceutical (small molecule) |
format | matrix material |
grade | certified reference material |
InChI | 1S/Ba.H2O4S/c;1-5(2,3)4/h |
InChI key | TZCXTZWJZNENPQ-UHFFFAOYSA |
manufacturer/tradename | NIST® |
Quality Level | 100 ![]() |
SMILES string | [Ba++].[O-]S([O-])(=O)=O |
General description: | SRM 8557_cert ![]() ![]() ![]() ![]() |
Legal Information: | NIST is a registered trademark of National Institute of Standards and Technology |
RIDADR | NONH for all modes of transport |
WGK Germany | nwg |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
UNSPSC | 12352200 |