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Bismuth trioxide

Also known as: Bi2-O3, Bismite, Bismuth Trioxide, Bismuth yellow, Bismuth(III), Bismuth(III) oxide, Dibismuth trioxide, Dibismuttrioxid, EINECS 215-134-7, MFCD00003462, bismuth sesquioxide, bismuthousoxide

Bismuth trioxide (CAS 1304-76-3) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Bi2O3 and a molecular weight of 465.959 g/mol. Key properties include a melting point of 825 °C, a boiling point of 1890°C, a density of 8.9 and a flash point of 1890°C. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.
1304-76-3
Jingsj CID
J-1403429-3
Molecular Formula
Bi2O3
Molecular Weight
465.959 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026
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Physicochemical Properties

Melting Point825 °C
Boiling Point1890°C
Density8.9
Flash Point1890°C
Exact Mass465.945557
Additional PropertyINSOLUBLE

Customs & Trade Information

HS Code8106009090

Frequently Asked Questions

What is the CAS number of Bismuth trioxide?

The CAS number of Bismuth trioxide is 1304-76-3.

What are the molecular formula and molecular weight of Bismuth trioxide?

Bismuth trioxide has molecular formula Bi2O3 and molecular weight 465.959 g/mol.

Which suppliers offer Bismuth trioxide?

1 supplier(s) listed; request a quote for pricing.

What are the upstream and downstream products of Bismuth trioxide?

For Bismuth trioxide, Upstream Products: Bismuth, bismuth oxyiodide, Bismuth oxychloride; Downstream Products: Bismuth, Triphenylbismuth, Bismuth(III)chloride.

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

Last updated:

How to cite: Jingsj. "Bismuth trioxide (CAS 1304-76-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1403429-3 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.