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Ammonium hexafluorosilicate
| Product name: | Ammonium hexafluorosilicate | |
| CAS No.: | 16919-19-0 | |
| EINECS | 240-968-3 | |
| Molecular Formula: | (NH4)2.SiF6 | |
| Molecular Weight: | 178.15 | |
| Physical property: | Colorless crystalline powder, soluble in alcohol and water. There are two kinds of crystals: α and β. Density of α: 2.011g/cm2, density of β: 2.152g/cm2. | |
| Specification: | Ammonium fluosilicate[(NH4)2SiF6] ≥, % | 98 |
| Sulfate (SO4) ≤, % | 0.3 | |
| Fluosilicic acid (H2SiF6) ≤, % | 0.6 | |
| Water content ≤, % | 0.6 | |
| Insoluble substance in water ≤, % | 0.5 | |
| Appearance | White crystal | |
| Application: | Used as moth proofing agent, disinfector in brewing industry, glass etchant, moth proof for textiles, light metal casting. Also used in artificial cryolite and producing ammonium chlorate etc. | |
| Packing: | Plastic knitted bag with vinyon liner. 50kg per bag. | |
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