Barium sulphide

Name: Barium sulphide
Brand: Vaqora Chemicals
SKU: VQ-014315

About Barium sulphide

Barium sulphide (CAS 21109-95-5) is an alkaline earth compound offered by Vaqora Chemicals with a typical assay of 98%. Its molecular formula is BaS and its molecular weight is 169.39 g/mol. The IUPAC name is barium(2+) sulfide. It is also known as Barium sulfide or Barium sulfide (bas).

In its supplied form it is a grey powder. Reported physical data include a melting point of 1200 °C. Solubility: soluble in water but insoluble in alcohol. Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include electronics and thin films and materials research. Buyers come mainly from academic and industrial research.

We offer Barium sulphide in 100 g, 500 g, 5 kg and 4 x 25 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Electronics & thin films
Materials research

Industries

Specifications & identifiers

Chemical identifiers
Product name	Barium sulphide
Catalogue No.	VQ-014315
CAS Number	21109-95-5
IUPAC name	barium(2+) sulfide
Molecular formula	BaS
Molecular weight	169.39 g/mol
Exact mass	169.8773
Purity / assay	98%
HSN code	28309010
InChIKey	CJDPJFRMHVXWPT-UHFFFAOYSA-N
SMILES	[S-2].[Ba+2]
PubChem CID	6857597

Physical properties
Physical form	Powder
Appearance	Grey powder
Melting point	1200 °C
Solubility	Soluble in water but insoluble in alcohol.
H-bond donors / acceptors	0 / 1
TPSA	1 Å²
UN number	UN 2813

Safety & hazard information (GHS)

Harmful / irritant

Environmental hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H332Harmful if inhaled
H400Very toxic to aquatic life

Precautionary statements: P261, P264, P270, P271, P273, P301 + P317, P304 + P340, P317, P330, P391, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 21109-95-5

Barium sulphide, 99.9%

CAS: 21109-95-5
Formula: BaS
MW: 169.39 g/mol

VQ-014316

Frequently asked questions

What is the CAS number of Barium sulphide?

The CAS Registry Number of Barium sulphide is 21109-95-5. It is also known as Barium sulfide, Barium sulfide (bas), Barium sulfide, black.

What is the molecular formula and molecular weight of Barium sulphide?

Barium sulphide has the molecular formula BaS and a molecular weight of 169.39 g/mol. Its IUPAC name is barium(2+) sulfide.

Which grade and pack sizes of Barium sulphide can I order?

We supply Barium sulphide in (98%) grade, in 100 g, 500 g, 5 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Barium sulphide?

Yes. Every lot of Barium sulphide is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Barium sulphide be shipped internationally?

Yes. Barium sulphide is classified as hazardous (UN 2813), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.