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523437

Sigma-Aldrich

Barium sulfide

99.9%

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About This Item

Linear Formula:
BaS
CAS Number:
21109-95-5
Molecular Weight:
169.39
EC Number:
244-214-4
MDL number:
MFCD00014192
UNSPSC Code:
12352300
PubChem Substance ID:
24874335
NACRES:
NA.23

Assay

99.9%

reaction suitability

reagent type: catalyst
core: barium

density

4.25 g/mL at 15 °C (lit.)

SMILES string

S=[Ba]

InChI

1S/Ba.S

InChI key

OTMNKCRTGBGNPN-UHFFFAOYSA-N

Related Categories

General description

Barium sulfide (BaS) is an inorganic compound that is used as a precursor in the production of barium compounds. These compounds can be used in a variety of applications, such as ceramics, luminous paints, additives, and flame retardants.

Signal Word

Danger

Hazard Statements

H290,H301,H314,H332,H400

Hazard Classifications

Acute Tox. 3 Oral - Acute Tox. 4 Inhalation - Aquatic Acute 1 - Met. Corr. 1 - Skin Corr. 1A

Supplementary Hazards

EUH031

Storage Class Code

4.3 - Hazardous materials which set free flammable gases upon contact with water

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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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Barium sulfide under pressure: discovery of metastable polymorphs and investigation of electronic properties on ab initio level
Zagorac D, et al.
Inorganic Chemistry, 56(17), 10644-10654 (2017)
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Health physics, 45(5), 1001-1002 (1983-11-01)
Dysphagia in a 27-year-old man.
A Seicean et al.
Gut, 58(10), 1353-1353 (2009-09-15)
Bo Sun et al.
Nature communications, 11(1), 6039-6039 (2020-11-29)
Crystalline solids exhibiting glass-like thermal conductivity have attracted substantial attention both for fundamental interest and applications such as thermoelectrics. In most crystals, the competition of phonon scattering by anharmonic interactions and crystalline imperfections leads to a non-monotonic trend of thermal
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