Method for preparing antimony trioxide using potassium antimony tartrate-Shanghai Beite Chemical Co.

Antimony trioxide is a white crystalline powder with a melting point of 655°C and a boiling point of 1550°C. It is soluble in concentrated hydrochloric acid, sulfuric acid, alkali solutions and hot tartaric acid solutions. Slightly soluble in water, dilute nitric acid and dilute sulfuric acid, it is mainly used as a pigment, flame retardant,…