Jinan Zhiheng Zhiyuan Chemical Technology Co., Ltd.
Antimony(III) oxide
Product name: Antimony(III) oxide
Alias: CI 77052; CI Pigment White 11; Antimony trioxide; diantimony trioxide; Antimonyoxideelecgrwhitepowder; Antimonyoxidepowder; dioxodistiboxane; oxoantimony; Antimony (III) oxide; ANTIMONY TRIOXDE
CAS Number: 1309-64-4; 1327-33-9
EINECS Number: 215-175-0; 215-474-6
Molecular formula: Sb2O3
Molecular weight: 291.517
Physical and chemical properties:
Property White or gray orthorhombic or equiaxed powder.
Melting point 656℃
Boiling point 1550℃
Relative density 5.67
Solubility Soluble in hydrochloric acid, potassium hydroxide, sodium sulfide, tartaric acid, concentrated sulfuric acid, concentrated nitric acid, insoluble in water, alcohol, dilute sulfuric acid.
Product Uses:
Used as white pigment, white glass, enamel, medicine, cement, filler, mordant and fire retardant coating, etc.
Excellent inorganic white pigment, mainly used for coloring paint. It is used as a flame retardant for various resins, synthetic rubber, canvas, paper, coatings, etc., as a catalyst for petrochemicals and synthetic fibers. It is used in the manufacture of mordant and opalescent agent, and is the raw material for the synthesis of antimony salts. The enamel industry is used to increase the opacity and surface gloss of enamel. The glass industry is used as a decolorizing agent in place of arsenous acid.
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