High Quality Antimony (III) Oxide 99.5% Sb2o3 CAS No. 1309-64-4 Powder

High Quality Antimonous OxideSpecifications1 .Antimonous Oxide Sb2O3
2. Pure and white dispersed superfine powder
3. flame retardant
4. Purity: 99.9, 99.8, 99.5...
Antimonous oxide is one the earliest inorganic flame retardant. It can be used in plastic,rubber, chemical fiber,enamel.Technical Specification: GB3254-82Item
Purity Type
Dedicated
Universal
Sb2O3
99.80
99.50
99.00
As2O3
0.05
0.06
0.12
PbO
0.08
0.10
0.2
Fe2O3
0.005
0.006
-
CuO
0.002
0.002
-
Se
0.004
0.005
-
Whitemess
95
93
91
Fineness(um)
0.3-0.9
0.3-0.9
1.0Molecular Weight: 291.6
Chemical Formula: Sb2O3Properties: Melting point is 656°c, Boiling point is 1550°c ,Relative density: 5.67, soluble in HCL, Potassium hydroxide, Sodium sulfide , tartaric acid, Concentrated sulfuric acid, concentrated nitric acid; insoluble in water, alcohol and dilute sulfuric acid. White or gray orthorhombic or axis crystalline powderApplication:Used for the flame retardants of variety of resins, synthetic rubber, canvas, paper, paint and other and the catalyst synthetic fiber.
Used for making Mordant, is the raw material of synthesis of antimony salt.
Used as additives to increase the opacity and surface gloss of the enamel in enamel industry.
Used as a bleaching agent instead of arsenious acid in glass industry. Medicine, metallurgy, etc.Any questions, please kindly contact us