Description
Buy Antimony Trioxide Online | Trusted Supplier Etsa Chemical Group
Are you searching for where to buy Antimony Trioxide Online? We offer reliable supply solutions across South Africa with competitive pricing and excellent customer service.
Product Overview: Antimony Trioxide (Sb₂O₃)
Antimony Trioxide is a white, odorless, inorganic compound primarily used as a flame retardant synergist and catalyst in various industrial applications.
At Etsa Chemical Group, we provide Antimony Trioxide with 99% purity to ensure optimal performance for your industrial processes.
Product Specifications
| ITEMS | SPECIFICATIONS |
|---|---|
| Chemical Name | Antimony Trioxide |
| Synonyms | Antimony Sesquioxide, Antimonous Oxide, Flowers of Antimony |
| CAS Number | 1309-64-4 |
| EINECS | 215-474-6 |
| Molecular Formula | Sb₂O₃ |
| Molar Mass | 291.518 g/mol |
| Appearance | White solid, odorless |
| Density (g/cm³) | 5.2 (α-form: 5.67) |
| Melting Point | 656 °C |
| Boiling Point | 1425 °C (sublimes) |
| Solubility in Water | Insoluble (370 µg/L at ~21°C) |
| Solubility | Soluble in acid |
| Magnetic Susceptibility (χ) | -69.4·10⁻⁶ cm³/mol |
| Purity | 99% |
| Grade | Reagent Grade |
Packaging Options
- 25kg or 50kg Bags
- Moisture-proof and sealed industrial-grade packaging
- Custom packaging options available upon request
Applications of Antimony Trioxide
Flame Retardants
Used extensively as a synergist in halogenated flame retardant systems for plastics, rubber, textiles, and coatings.
Catalyst in Chemical Manufacturing
Acts as a catalyst in the production of PET (polyethylene terephthalate) and other polymers.
Glass and Ceramics
Used to decolorize glass and as an opacifying agent in ceramics.
Electronics Industry
Applied in certain types of semiconductors and electronic devices.
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View our full product catalog on our Products Page.
Why Choose Etsa Chemical Group?
✅ Trusted supplier to South African industries
✅ High-purity chemicals with reliable supply
✅ Competitive wholesale pricing
✅ Nationwide delivery
✅ Exceptional customer service
Outbound References
- Wikipedia: Antimony Trioxide
- ChemSpider Database: Antimony Trioxide
Contact Etsa Chemical Group for Antimony Trioxide
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