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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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