Antimony(III) oxide, 99%

Name: Antimony(III) oxide, 99%
Brand: Vaqora Chemicals
SKU: VQ-015152

About Antimony(III) oxide, 99%

Vaqora Chemicals supplies Antimony(III) oxide in Synthesis grade, a main-group metal compound registered under CAS number 1309-64-4, specified at 99% purity. With the molecular formula O3Sb2, it has a molar mass of 291.52 g/mol. Systematically, it is named bis(antimony(3+)). Tris(oxygen(2-)). It is also known as Antimony (III) Oxide or Diantimony trioxide.

In its supplied form it is a white powder. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 1 hazard statement. Review the Safety Data Sheet before use.

Typical applications include catalysis, ceramics and glass, rubber compounding and flame retardants. It is used across academic and industrial research.

Available in 500 g, 5 kg and 25 kg packs, Antimony(III) oxide is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Catalysis
Ceramics & glass
Rubber compounding
Flame retardants

Industries

Specifications & identifiers

Chemical identifiers
Product name	Antimony(III) oxide, 99%
Catalogue No.	VQ-015152
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	Synthesis
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
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

AR

Antimony(III) oxide, GR 99%+

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

VQ-015155

Frequently asked questions

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

The CAS Registry Number of Antimony(III) oxide, 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, 99%?

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

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

We supply Antimony(III) oxide, 99% in Synthesis (99%) grade, in 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

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

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

Yes. Antimony(III) oxide, 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.