Molecularformula:(NH4)2SiF6
Molecular weight: 178.14
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.
Use: 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..
Product quality: Company standard
| Index name | standard |
| 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 |
Casing: Plastic knitted bag with vinyon liner. 50kg per bag.