Fluorosilicic Acid
Molecular Formula:H2SiF6
CAS No.: 16961-83-4
Molecular Weight:144.106
Property:Colorless, transparent and fuming liquid with penetrating odor and disinfecting action; highly acidic; soluble in water and volatile; corrosive to glass, ceramics, lead and other metals; highly corrosive to human skin and harmful to human’s respiratory organs; keep it in a container made of plastics.
Specification:
Impurity name
|
Index
|
Assay
|
23% min., 30%min., 34%min., 40% min.
|
Free acid (HF)
|
1% max.
|
Sulfate(SO4)
|
0.1% max.
|
Iron(Fe)
|
0.004% max.
|
Lead(Pb)
|
0.005% max.
|
Usage:Mainly used for producing ammonium, sodium fluorosilicate, potassium, and magnesium, copper, barium, lead; raw materials of other fluorosilicate and four fluoride silicon; applied to metal plating, wood preservation, disinfection, beer brewing industry equipment disinfection H2SiF6 (1-2%), the electrolytic refining of lead etc.
Packing :25KGS or 250KGS plastic drum, 1000KGS IBC.
Hazardous details:Inorganic acidic corrosive , UN No.:1778 , Class: 8 , Packing group: II
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