sodium bifluoride

sodium bifluoride

[′sōd·ē·əm bi′flu̇r·īd] (inorganic chemistry) NaHF2 Poisonous, water-soluble, white crystals; decomposes when heated; used as a laundry-rinse neutralizer, preservative, and antiseptic, and in glass etching and tinplating. Also known as sodium acid fluoride.