Barium carbonate

碳酸钡

Also known as: carbonic acid, barium salt, Carbonic acid/barium,(1:x) salt, Witherite, Carbonic acid, barium salt, Barium(2+) carbonate, Barium carbonate (1:1)

Barium carbonate (CAS 25070-31-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula CBaO3 and a molecular weight of 197.33600 g/mol. It is also known as carbonic acid, barium salt, Carbonic acid/barium,(1:x) salt and Witherite. Key properties include a melting point of 811ºC, a boiling point of 333.6ºC at 760 mmHg and a flash point of 169.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25070-31-9
Jingsj CID
J-1965685-0
Molecular Formula
CBaO3
Chinese Name
碳酸钡
Molecular Weight
197.33600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point811ºC
Boiling Point333.6ºC at 760 mmHg
Flash Point169.8ºC

Frequently Asked Questions

What is the CAS number of Barium carbonate?

The CAS number of Barium carbonate is 25070-31-9.

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

Barium carbonate has molecular formula CBaO3 and molecular weight 197.33600 g/mol.

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

Last updated:

How to cite: Jingsj. "Barium carbonate (CAS 25070-31-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1965685-0 (accessed 2026-10-24).

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