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Fluorosilicic acid
Molecular formula H2SiF6
Molecular weight 144.09
CAS    NO 16961-83-4
Characters Colorless transparent liquid
Use used in plumbum, equipment disinfection, etc.
Specification Excellent grade pure, Analytically pure , chemically pure。
Executive standard HGB 3425-62.
Technical index
Name
Excellent grade pure(%)
Analytically pure (%)
Chemically pure(%)
Content
30～32
30～32
30～32
Ignition residue
≤0.01
≤0.04
≤0.08
Chloride(Cl)
≤0.005
≤0.01
≤0.05
Sulfate(SO4)
≤0.001
≤0.005
≤0.02
Hydrofluoric acid(HF)
≤0.03
≤0.03
≤0.1
Heavy metal(Pb)
≤0.001
≤0.002
≤0.005
Ferrum(Fe)
≤0.001
≤0.002
≤0.004
Packing 500ml for bottle packing, 25kg for pail packing.
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