Sodium Silico Fluoride is a white colored granular powder with no odor and alcohol insoluble nature. It finds application as additive for water fluoridation, raw material for opal glass, and for ore refining. This chemical compound has molecular formula Na2[SiF6] with molar mass of 188 g/mol. It can be produced by neutralizing fluorosilicic acid with sodium chloride. With density of 2.7 g/cm3, this compound shows solubility in water. Sodium Silico Fluoride also finds application in production of various fluoride chemicals including sodium, magnesium, aluminum, and cryolite. It is also utilized as a flux in foundries, preservative for adhesives, tyre manufacturing, and glass making industry.
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