Antimony(III) oxide, GR 99%+

Name: Antimony(III) oxide, GR 99%+
Brand: Vaqora Chemicals
SKU: VQ-015155

About Antimony(III) oxide, GR 99%+

Antimony(III) oxide (CAS 1309-64-4) is a main-group metal compound offered by Vaqora Chemicals in AR grade at a purity of ≥99%. With the molecular formula O3Sb2, it has a molar mass of 291.52 g/mol. Its systematic (IUPAC) name is bis(antimony(3+)). Tris(oxygen(2-)). Alternative names: Antimony (III) Oxide and Diantimony trioxide.

It is supplied as a white powder. Reported physical data include a boiling point of 1550 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include catalysis, polymer and resin production and rubber compounding. Our customers for this product work in academic and industrial research.

Standard pack sizes are 100 g, 500 g and 4 x 25 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Catalysis
Polymer & resin production
Rubber compounding

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Antimony(III) oxide, GR 99%+
Catalogue No.	VQ-015155
CAS Number	1309-64-4
IUPAC name	bis(antimony(3+));tris(oxygen(2-))
Molecular formula	O₃Sb₂
Molecular weight	291.52 g/mol
Exact mass	291.7928
Grade	AR
Purity / assay	≥99%
HSN code	28258000
InChIKey	GHPGOEFPKIHBNM-UHFFFAOYSA-N
SMILES	[O-2].[O-2].[O-2].[Sb+3].[Sb+3]
PubChem CID	14794

Physical properties
Physical form	Powder
Appearance	White powder
Boiling point	1550 °C
H-bond donors / acceptors	0 / 3
TPSA	3 Å²
Synonyms	Antimony (III) Oxide, Diantimony trioxide, Dioxodistiboxane, Antimonous oxide, Antimony trioxide, Antimonious oxide, Antimony sesquioxide, Exitelite, Twinkling star, Antimony White, Thermoguard B, Thermoguard L

Safety & hazard information (GHS)

Health hazard

Signal word: Warning

Hazard statements

H351Suspected of causing cancer

Precautionary statements: P203, P280, P318, P405, 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 1309-64-4

Antimony(III) oxide nanopowder, APS <250 nm, ≥99.9%

CAS: 1309-64-4
Formula: O₃Sb₂
MW: 291.52 g/mol

VQ-017436

Puriss

Antimony(III) oxide, < 2 μm, 99.9%

CAS: 1309-64-4
Formula: O₃Sb₂
MW: 291.52 g/mol

VQ-015154

Antimony(III) oxide, 99.999% (metals basis)

CAS: 1309-64-4
Formula: O₃Sb₂
MW: 291.52 g/mol

VQ-015153

Synthesis

Antimony(III) oxide, 99%

CAS: 1309-64-4
Formula: O₃Sb₂
MW: 291.52 g/mol

VQ-015152

Frequently asked questions

What is the CAS number of Antimony(III) oxide, GR 99%+?

The CAS Registry Number of Antimony(III) oxide, GR 99%+ is 1309-64-4. It is also known as Antimony (III) Oxide, Diantimony trioxide, Dioxodistiboxane.

What is the molecular formula and molecular weight of Antimony(III) oxide, GR 99%+?

Antimony(III) oxide, GR 99%+ has the molecular formula O3Sb2 and a molecular weight of 291.52 g/mol.

Which grade and pack sizes of Antimony(III) oxide, GR 99%+ can I order?

We supply Antimony(III) oxide, GR 99%+ in AR (≥99%) grade, in 100 g, 500 g, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Antimony(III) oxide, GR 99%+?

Yes. Every lot of Antimony(III) oxide, GR 99%+ 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 Antimony(III) oxide, GR 99%+ be shipped internationally?

Yes. Antimony(III) oxide, GR 99%+ 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.