HEXAFLUOROSILICIC ACID; Dihydrogen hexafluorosilicate; Fluorosilicic acid; fluosilic acid; hydrofluorosilicic acid; silicofluoride; silicofluoric acid; oxonium hexafluorosilanediuide; oxonium hexafluoridosilicate(2−)Hexagluorosilicic Acid; Hexafluorosilicic Acid; Hydrofluorosilicic Acid; Hydrosilicofluoric acid; Sand acid; Silicofluoric acid; Fluosilicic acid; Hydrofluorosilicic acid; Hydrofluosilic Acid; Hexafluorosilicic acid; Dihydrogen hexafluorosilicate; cas no: 16961-83-4