Antimony Trioxide Stibous oxide antimonous oxide
Technical Specification : GB3254-82
Item |
Environmental Protection % |
Purity Type |
Dedicated |
Universal |
Sb2O3 |
99.93 |
99.80 |
99.50 |
99.00 |
As2O3 |
0.003 |
0.05 |
0.06 |
0.12 |
PbO |
0.002 |
0.08 |
0.10 |
0.2 |
Fe2O3 |
0.002 |
0.005 |
0.006 |
- |
CuO |
0.001 |
0.002 |
0.002 |
- |
Se |
0.002 |
0.004 |
0.005 |
- |
Whitemess |
98 |
95 |
93 |
91 |
Fineness(um)
|
0.3-0.6 |
0.3-0.9 |
0.3-0.9 |
1.0 |
Molecular Weight: 291.6
Chemical Formula: Sb2O3
Properties: 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 powder
Application: 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.
Package: 25kgs kraft paper bags with the inner of PE bag
