Description

chemical formula: Na2SiF6
CAS No: *********9
Quality standard: HG/T********0
Appearance: crystal
Specification：
Na2SiF6:*8.*0%MIN                                        Loss of weight on drying:0.3%Max         
Freeacid(HCl):0.1%Max                           Chloride(CL):0.*5%Max                  Sulphates(SO4):0.*5%Max                 Fe:0.*2%Max                                                 Water-insoluble matter:0.4%Max
 
Mainly used for enamel cosolvent, milky white glass agent, acid-proof daub and concreting acid-resistant concrete and wood preservatives, pesticides industry used in the manufacture of pesticides.