Sodium Fluorosilicate sandy Na2SiF6

Name: sodium silicofluoride[16893-85-9] Molecular formula: Na2SiF6 Molecular weight: 188.06 UN:2674 Product Specifications : Appearance :White crystalline powder Purity: 98%min Free acid(HCl) : 0.1% max Sulfate(SO4): 0.25% max Iron(Fe): 0.02% max Heavy metal(Pb): 0.02%max Loss on drying(105°C): 0.3%max Character: White crystalline powder. Density is 2.68. It is dissolved poorly in water and can't be dissloved in ethanol.Causticity! It will decompose of sodium fluoride and silicon tetrafluoride after strong heating. Uses: It is used for making enamel opalizer, angricultural insecticide and wood antiseptic etc. Packing: Packing with plastic weaven bag lined with polythene plastic bag. 25kg per bag.