Product Introduction of Diantimony Trioxide

⁣Antimony trioxide is a white crystalline powder that turns yellow upon heating and white upon cooling, with no odor; Melting point 655 ℃, boiling point 1425 ℃. Sublimation occurs when heated to 400 ℃ under high vacuum. Dissolved in sodium hydroxide solution, hot tartaric acid solution, hydrogen tartrate solution, and sodium sulfide solution, slightly soluble in water, dilute nitric acid, and dilute sulfuric acid. The relative density is 5.67.