99% sodium fluosilicate

sodium fluosilicate: chemical formula :Na2SiF6 molecular weight 188.06 Spec. Main content : 99.00%min Moisture: 0.3%max Insoluble in water:0.4% max Pb :0.2% max Property:This product is a white crystal or crystalline powder Packing:Plastic lined woven bags of 25kg or 50kg net each Used:Mainly used as a cosolvent enamel, glass milky agent, acid clay and acid-resistant concrete and wood preservatives coagulator, pesticide industry for the manufacture of pesticides