Barium sulfite

亚硫酸钡

Also known as: Barium sulfite, Barium sulphite, Barium(2+), sulfite, Sulfurous acid barium salt

Barium sulfite (CAS 7787-39-5) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula BaSO3 and a molecular weight of 217.39000 g/mol. It is also known as Barium sulphite, Barium(2+), sulfite and Sulfurous acid barium salt. Key properties include a melting point of decomposed by heat [HAW93] and a density of 4.440. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7787-39-5
Jingsj CID
J-12325-3
Molecular Formula
BaSO3
Chinese Name
亚硫酸钡
Molecular Weight
217.39000 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Pointdecomposed by heat [HAW93]
Density4.440

Frequently Asked Questions

What is the CAS number of Barium sulfite?

The CAS number of Barium sulfite is 7787-39-5.

What are the molecular formula and molecular weight of Barium sulfite?

Barium sulfite has molecular formula BaSO3 and molecular weight 217.39000 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Barium sulfite (CAS 7787-39-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12325-3 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.