Bismuth oxide, 99.999%

Name: Bismuth oxide, 99.999%
Brand: Vaqora Chemicals
SKU: VQ-015187

About Bismuth oxide, 99.999%

Bismuth oxide (CAS 1304-76-3) is a main-group metal compound offered by Vaqora Chemicals (Puriss grade) with a typical assay of 99.999%. Formula Bi2O3, molecular weight 465.96 g/mol. Its systematic (IUPAC) name is oxo(oxobismuthanyloxy)bismuthane. Common synonyms include Dibismuth trioxide and Bismuth(III) oxide.

In its supplied form it is a yellow powder. Key physical data: a melting point of 817 °C and a density of 8.90 g/cm3. Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Key uses span fine chemical synthesis and materials research. Buyers come mainly from academic and industrial research.

Available in 10 g, 100 g, 500 g and 5 kg packs, Bismuth oxide is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Fine chemical synthesis
Materials research

Industries

Specifications & identifiers

Chemical identifiers
Product name	Bismuth oxide, 99.999%
Catalogue No.	VQ-015187
CAS Number	1304-76-3
IUPAC name	oxo(oxobismuthanyloxy)bismuthane
Molecular formula	Bi₂O₃
Molecular weight	465.96 g/mol
Exact mass	465.9455
Grade	Puriss
Purity / assay	99.999%
HSN code	28259090
InChIKey	WMWLMWRWZQELOS-UHFFFAOYSA-N
SMILES	O=[Bi]O[Bi]=O
PubChem CID	14776

Physical properties
Physical form	Powder
Appearance	Yellow powder
Melting point	817 °C
Density	8.90 g/cm3
H-bond donors / acceptors	0 / 3
TPSA	43.4 Å²
Synonyms	Dibismuth trioxide, Bismuth(III) oxide, Bismuth oxide (Bi2O3), Bismutum-oxydatum, Wimut(III)-oxid, Bismuth(3+) oxide, Bismuth oxide (BiO1.5), Bismuth sesquioxide (Bi2O3), Dibismoxane-1,3-dione, Bismuth(III) oxide, 99.99%, Bismuth(III) oxide, p.a., 98%, Bismuth Oxide Nanoparticle Dispersion

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P305 + P351 + P338

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 1304-76-3

Bismuth oxide nanopowder, APS 90 nm, 99.9%+

CAS: 1304-76-3
Formula: Bi₂O₃
MW: 465.96 g/mol

VQ-017445

Puriss

Bismuth oxide, < 5 μm, 99.99%

CAS: 1304-76-3
Formula: Bi₂O₃
MW: 465.96 g/mol

VQ-015189

AR

Bismuth oxide, < 5 μm, AR ≥99%

CAS: 1304-76-3
Formula: Bi₂O₃
MW: 465.96 g/mol

VQ-046945

Electronic

Bismuth oxide, < 5 μm, electronic grade 89.50–89.90%

CAS: 1304-76-3
Formula: Bi₂O₃
MW: 465.96 g/mol

VQ-046805

Bismuth oxide, 99.97%

CAS: 1304-76-3
Formula: Bi₂O₃
MW: 465.96 g/mol

VQ-015185

Puriss

Bismuth oxide, 99.99%

CAS: 1304-76-3
Formula: Bi₂O₃
MW: 465.96 g/mol

VQ-015186

Puriss

Bismuth oxide, 99.9995%

CAS: 1304-76-3
Formula: Bi₂O₃
MW: 465.96 g/mol

VQ-015188

Synthesis

Bismuth oxide, 99%

CAS: 1304-76-3
Formula: Bi₂O₃
MW: 465.96 g/mol

VQ-015184

All 11 products with CAS 1304-76-3 →

Frequently asked questions

What is the CAS number of Bismuth oxide, 99.999%?

The CAS Registry Number of Bismuth oxide, 99.999% is 1304-76-3. It is also known as Dibismuth trioxide, Bismuth(III) oxide, Bismuth oxide (Bi2O3).

What is the molecular formula and molecular weight of Bismuth oxide, 99.999%?

Bismuth oxide, 99.999% has the molecular formula Bi2O3 and a molecular weight of 465.96 g/mol. Its IUPAC name is oxo(oxobismuthanyloxy)bismuthane.

Which grade and pack sizes of Bismuth oxide, 99.999% can I order?

We supply Bismuth oxide, 99.999% in Puriss (99.999%) grade, in 10 g, 100 g, 500 g, 5 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Bismuth oxide, 99.999%?

Yes. Every lot of Bismuth oxide, 99.999% 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 Bismuth oxide, 99.999% be shipped internationally?

Yes. Bismuth oxide, 99.999% is classified as hazardous, 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.