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Ammonium Silicofluoride

Ammonium Silicofluoride

Properties: Colorless crystals powder, soluble in water and alcohol. It has α and β two configuration, α is isometric system, β is triclinic system, stable in air, but when the β configuration is heated for a long time, its own crystal system break, then converted to α configuration powder. The two states can be soluble in water and ethanol, not soluble in propanol.
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..

Ammonium Silicofluoride

    This product is non-combustible, toxic, and highly irritating. Reacts with acid to release toxic corrosive fumes. The toxic gas is released by high heat. Poisoning if ingested or inhaled. It has a strong stimulating effect on eyes, skin, mucous membranes and upper respiratory tract.
Formula::(NH4)2SiF6
CAS No.:16919-19-0
M.W.:178.15
Properties: Colorless crystals powder, soluble in water and alcohol. It has α and β two configuration, α is isometric system, β is triclinic system, stable in air, but when the β configuration is heated for a long time, its own crystal system break, then converted to α configuration powder. The two states can be soluble in water and ethanol, not soluble in propanol.

Specification: 

Assay (NH4)2SiF6
Water-insoluble matter
H2SiF6
SO4
H2O

98.0% min.
0.5% max.
0.8% max.
0.6% max.
0.6% max.

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: in net 25kg bags

Hazard details:  

UN No.: 2854
Class: 6.1

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