Antimony(III) oxide, 99%, Thermo Scientific Chemicals

Product Code	Brand	Quantity
11449013	Thermo Scientific Alfa Aesar A11123.22	100 g
11459013	Thermo Scientific Alfa Aesar A11123.36	500 g
11469013	Thermo Scientific Alfa Aesar A11123.0E	2500 g

Description

Antimony(III) oxide is used as a catalyst, vulcanization of rubber, an opacifying agent for glasses, ceramics and enamels. It is used as a flame retardant.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Antimony(III) oxide is used as a catalyst, vulcanization of rubber, an opacifying agent for glasses, ceramics and enamels. It is used as a flame retardant.

Solubility
Insoluble in water.

Notes
Store in cool, dry conditions in well sealed containers. Store away from strong oxidizing agents. Keep container tightly closed.

Chemical Identifiers

• CAS: 1309-64-4
• Molecular Weight (g/mol): 291.52
• InChI Key: GHPGOEFPKIHBNM-UHFFFAOYSA-N
• SMILES: [O--].[O--].[O--].[Sb+3].[Sb+3]

• Molecular Formula: O3Sb2
• MDL Number: MFCD00011214
• IUPAC Name: diantimony(3+) trioxidandiide

Specifications

• Boiling Point: 1550°C (sublimation)
• CAS: 1309-64-4
• MDL Number: MFCD00011214
• Solubility Information: Insoluble in water.
• SMILES: [O--].[O--].[O--].[Sb+3].[Sb+3]
• Molecular Weight (g/mol): 291.52
• Percent Purity: 99%
• Density: 5.67

• Melting Point: 656°C
• Molecular Formula: O3Sb2
• Merck Index: 14,711
• InChI Key: GHPGOEFPKIHBNM-UHFFFAOYSA-N
• IUPAC Name: diantimony(3+) trioxidandiide
• Formula Weight: 291.5
• Odor: Odorless
• Chemical Name or Material: Antimony (III) oxide

Safety and Handling

GHS H Statement
H351
Suspected of causing cancer.

P201-P202-P281-P308+P313-P501c

H351

missing translation for 'einecsNumber' : 215-175-0

missing translation for 'rtecsNumber' : CC5650000

missing translation for 'tsca' : Yes

Recommended Storage : Ambient temperatures

Product Identifier

• Antimony(III) oxide

Signal Word

• Warning

Hazard Category

• Carcinogenicity Category 2

Hazard Statement

• H351-Suspected of causing cancer.

Precautionary Statement

• P201-Obtain special instructions before use.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P308+P313-IF exposed or concerned: Get medical advice/attention.

Supplemental information

• MIXTURE LIST-Contains : Antimony oxide

RUO – Research Use Only