Sodium fluorosilicate is a compound with the chemical formula Na₂ iF₆

Natural occurrence

Sodium hexafluorosilicate occurs naturally as the rare mineral malladrite found within some volcanic fumaroles.

Manufacturing

Sodium fluorosilicate is made by neutralizing

fluorosilicic acid Hexafluorosilicic acid is an inorganic compound with the chemical formula . Aqueous solutions of hexafluorosilicic acid consist of salts of the cation and hexafluorosilicate anion. These salts and their aqueous solutions are colorless. Hexafluo ...

with sodium chloride or sodium sulfate. :H₂ iF₆+ 2 NaCl → Na₂ iF₆+ 2 HCl

Possible application

It is used in some countries as additives for water fluoridation, opal glass raw material, ore refining, or other fluoride chemical (like sodium fluoride, magnesium silicofluoride, cryolite, aluminum fluoride) production.

References

{{silicon compounds Sodium compounds Hexafluorosilicates

Natural occurrence

Manufacturing

Possible application

See also

References