Antimony Trioxide Powder

High Purity Antimony Trioxide Powder – 99% / 99.9% – Antimony(III) Oxide – Flame Retardant, Industrial & Laboratory Grade

Antimony Trioxide Powder is a high-purity white inorganic compound widely used as a flame-retardant synergist and specialty chemical in plastics, rubber, paints, coatings, textiles and other industrial applications. Product Name: Antimony Trioxide Powder Chemical Name: Antimony(III) Oxide Synonyms: Antimony Trioxide • Antimony(III) Oxide • Antimony Sesquioxide • Diantimony Trioxide • Antimonous Oxide CAS Number: 1309-64-4 EC Number: 215-175-0 Molecular Formula: Sb2O3 Molecular Weight: 291.52 g/mol HSN Code: 28258000 Purity: 99% / 99.5% / 99.9% / High Purity Physical Form: Fine Powder Appearance: White to off-white crystalline powder Melting Point: Approximately 656°C Boiling Point: Approximately 1550°C Density: Approximately 5.2–5.7 g/cm³ Solubility: Insoluble or slightly soluble in water; soluble in concentrated acids and alkalis. Available Grades: • Industrial Grade • Technical Grade • Flame Retardant Grade • Laboratory Grade • Analytical Grade • High Purity Grade • Specialty Grade Typical Applications: • Flame-retardant formulations • Plastics and polymers • Polypropylene and polystyrene • Rubber and elastomers • Paints and coatings • Adhesives and sealants • Textile back-coating • PVC and polymer compounds • Specialty glass and ceramics • Chemical manufacturing • Laboratory and research applications Related Products: • Antimony Pentoxide • Antimony Trichloride • Antimony Sulphide • Antimony Metal • Sodium Antimonate • Zinc Borate • Aluminium Hydroxide • Magnesium Hydroxide • Flame Retardant Additives Packaging: 1 kg / 5 kg / 25 kg / 50 kg / Jumbo Bags / Bulk or as per customer requirement. Documentation Available: COA • TDS • SDS/MSDS • Product Specification • Certificate of Analysis • Certificate of Origin • Invoice • Packing List • Export Documentation, where applicable. Sample: Sample available on request, subject to applicable regulations. Derivatives: Antimony-based oxides, salts and specialty flame-retardant products available according to customer requirements. Customized Specification: Purity, particle size, whiteness, moisture, packaging and other quality parameters can be customized according to customer requirements. Storage: Store in a tightly closed container in a cool, dry and well-ventilated area. Protect from moisture and contamination. Safety: Antimony Trioxide dust should not be inhaled. Handle with appropriate dust controls, PPE and according to the current SDS and applicable occupational and environmental regulations.