Ammonium Bifluoride

Colorless orthorhombic crystals. The density is 1.50g/cm³, the melting point is 125.6°C, and the boiling point is 240°C. Easily deliquescent, easily soluble in cold water, and decomposes in hot water. The aqueous solution is strongly acidic and insoluble in alcohol. Can corrode glass and skin. poisonous.

Used in boilers to remove silicate dirt, glass matting, as acid or alkali neutralizer in laundry or textile mills, to remove iron stains on textiles, stainless steel and titanium acid leaching solutions, steel plates before phosphating or electroplating Treatment agent, activator before nickel plating, glass etching agent, fermentation industry preservative and disinfectant, analytical reagent, etc. It is also used for metal beryllium smelting and ceramic manufacturing.