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Sodium hexafluorosilicate
Molecular formula Na2SiF6
Molecular weight 188.06
CAS    NO 16893-85-9
Characters Crystal powder
Use Used for anti-moth of wool products and wood, etc.
Specification Analytically pure , chemically pure
Executive standard HGB 3402-62
Technical index
Name
Analytically pure (%)
Chemically pure(%)
Content
≥99.0
≥97.0
Chloride(Cl)
≤0.005
≤0.02
Sulfate(SO4)
≤0.01
≤0.05
Ferrum(Fe)
≤0.005
≤0.01
Heavy metal(Pb)
≤0.005
≤0.01
Carbonate(CO3)
≤0.01
Water solubility qualified qualified
Free acid
≤0.25
≤0.5
Packing 500kg for bottle packing40kg for pail packing, 25kg for paper plastic packing
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