| Application: | Industrial |
|---|---|
| Standard: | ISO |
| Purity: | >99.9% |
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| antimony trioxide | |||||
| Specification content | |||||
| Items | Sb2O399.90 | Sb2O399.90 | Sb2O399.80 | Sb2O399.70 | Sb2O399.50 |
| Sb2O3≥ | 99.9 | 99.9 | 99.8 | 99.7 | 99.5 |
| AS2O3≤ | 0.01 | 0.03 | 0.06 | 0.06 | 0.06 |
| PbO≤ | 0.01 | 0.05 | 0.06 | 0.08 | 0.08 |
| Fe2O33≤ | 0.01 | 0.002 | 0.005 | 0.006 | 0.006 |
| CuO≤ | 0.001 | 0.002 | 0.002 | 0.002 | 0.002 |
| Se≤ | 0.0005 | 0.002 | 0.004 | 0.004 | 0.004 |
| Bi≤ | / | / | 0.004 | 0.005 | 0.005 |
| Cd≤ | / | / | / | / | / |
| Cr≤ | / | / | / | / | / |
| Hg≤ | / | / | / | / | / |
| whiteness≥ | 97 | 96 | 96 | 95 | 95 |
| Average particle size(μm) | 0.5-0.7 | ||||
| 0.5-0.7 | 0.5-0.7 | 0.9-1.2 | 0.9-1.2 | 0.9-1.2 | |
| Usages: |
| Used as flame retardant additives for polypropylene, polystyrene, polyvinyl chloride, nylon, ABS, rubber, paint, coating, synthetic resin, and paper. Used as activator in polyester fiber to remove the hidden air in molten glass. Used as covering agent and whitening agent in enameled and ceramic products. Used as deactivators in the catalytic cracking and catalytic reforming processes of heavy oil and residual oil of petroleum. |
| Physical and chemical properties : |
| CAS Number: 1309-64-4 |
| Appearance: White powder |
| Chemical formula:Sb2O3 |
| Molecular weight:291.5 |
| Melting point: 656°c |
| Boiling point:1425°c |
| Specific gravity: 5.2 |
| Solubility: soluble in HCL and tartaric acid; insoluble in water and acetic acid. |
| Packing: | 50KGs Iron Drum or 1000KGs Jumb Bag or packing as per request. |
| Storare: | Storing in sealed, dry and cool condition, not exposing to air for long time, avoiding moisture. |
| Characteristics: | Pink powder, slightly soluble in inorganic acid, insoluble in water. |
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