Antimony(III) oxide, 99.9% (metals basis)

Description

CAS: 1309-64-4 | O3Sb2 | 291.52 g/mol

Flame retardant for wide range of plastics, rubbers, paper and textiles . Catalyst in PET production. Activator in glass industry.

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.

Specifications

Chemical Identifiers

• CAS: 1309-64-4
• Molecular Formula: O3Sb2
• Molecular Weight (g/mol): 291.52
• MDL Number: MFCD00011214
• InChI Key: GHPGOEFPKIHBNM-UHFFFAOYSA-N
• IUPAC Name: diantimony(3+) trioxidandiide
• SMILES: [O--].[O--].[O--].[Sb+3].[Sb+3]

• Boiling Point: 1550°C (sublimation)
• Melting Point: 656°C
• Color: White
• Physical Form: Sintered Lump
• Quantity: 50 g
• Assay Percent Range: 99.99% (Metals basis)
• Solubility Information: Very-slightly soluble in cold water. Slightly soluble in hot water,dilute sulfuric acid,and nitric acid. Soluble in solutions of alkali hydroxide and sulfides,hydrochloric acid,tartaric acid,and acetic acid
• Formula Weight: 291.5
• Odor: Odorless
• Density: 5.67 g/cm³
• Chemical Name or Material: Antimony(III) oxide

Safety and Handling

Hazard Category	H351
Hazard Statement	Do not breathe dust. Wear suitable protective clothing and gloves
Precautionary Statement	P201-P202-P281-P308+P313-P501c
EINECSNumber	215-175-0
RTECSNumber	CC5650000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only