Fluosilicic Acid

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fluosilicic acid

[¦flü·ə·sə′lis·ik ′as·əd]
(inorganic chemistry)
H2SiF6 A colorless acid, soluble in water, which attacks glass and stoneware; highly corrosive and toxic; used in water fluoridation and electroplating. Also known as hydrofluorosilicic acid; hydrofluosilicic acid.

Fluosilicic Acid


H2SiF6, a strong inorganic acid. It can exist only in an aqueous solution; in the free state it decomposes into silicon tetrafluoride, SiF4, and hydrogen fluoride, HF. Fluosilicic acid is a powerful disinfectant, but it is primarily used in the preparation of its salts (fluosilicates).

References in periodicals archive ?
A third factor is that ammonia added to chlorine to produce chloramine will also react with fluosilicic acid to produce ammonium fluosilicate, an established solvent for copper alloys.
The balance of flotation reagents diamine acetate (Duomac T- as collector) and fluosilicic acid (H[sub.
Despite assurances that artificial water fluoridation chemicals, hydrofluosilicic acid, act the same as naturally occurring calcium fluoride, Awofeso explains that calcium fluoride does not inhibit a tooth's calcium absorption but fluosilicic acid does "thus annulling the dental caries prevention effects of water fluoridated with fluosilicic acid.