Skip to Content
Merck
All Photos(2)

Key Documents

View All Documentation

437417

Sigma-Aldrich

Barium thiosulfate

98%

Sign Into View Organizational & Contract Pricing
All Photos(2)

About This Item

Linear Formula:
BaS2O3
CAS Number:
35112-53-9
Molecular Weight:
249.46
EC Number:
252-375-7
MDL number:
MFCD00040661
UNSPSC Code:
12352302
PubChem Substance ID:
24867370
NACRES:
NA.22

Assay

98%

form

solid

SMILES string

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

InChI

1S/Ba.H2O3S2/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2

InChI key

ONPIOWQPHWNPOQ-UHFFFAOYSA-L

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302 + H332

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral

Storage Class Code

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKBW3186V
MKBS2753V
MKBH2513V
MKBC5849
08605MC

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service