. . . . "hydrofluosilicic acid"@en-us . "114872408"^^ . . "0"^^ . . "fluosilicic acid"@en-us . "14872408-n"^^ . "an unstable poisonous corrosive acid known primarily in the form of its salts"@en-us . . . "114025295"@en-us . . "fluosilicic acid"^^ . . "0"^^ . "110667648"@en-us . .