high purity 99% sodium fluosilicate ssf/Na2SiF6 for water treatment

Quick Details Port: ANY PORT IN CHINA Payment Terms: L/C,T/T Other Names: no EINECS No.: 240-934-8 Grade Standard: Industrial Grade Classification: Silicate Purity: 99% Min MF: F6Na2Si Application: water treatment Appearance: White Crystalline Powder CAS No.: 16893-85-9 Packaging Detail: 25KGS PER BAG Sodium Fluorosilicate   Specification   Items  Standard Value  SodiumSilicofluoride (Na2SiF6 )  98.5%min  Loss of weight on drying at 105°C  0.04%max  Free acid(HCl)  0.15%max  Chloride(Cl)  0.15%max  Sulphate(SO4)  0.25%max  Iron(Fe)  0.02%max