Aluminium fluoride

Molecular formula: AlF₃        Molecular weight: 83.98         Executive standard: GB/T4292-2007 

CAS No.: 7784-18-1                HS code: 2826.1210.00

Properties

white crystal or powder; relative density: 2.882 (25℃); hardly soluble in water, acid and aqueous alkali; insoluble in most organic solvent

Ammonium fluoride

Molecular formula: NH₄F          Molecular weight: 37.04          CAS No.: 12125-01-8  

Dangerous levels: 6.1                UN code:2505                             HS code: 2826.1910.90  

Properties

Colorless transparent or white crystal; relative density: 1.009(25℃); easily soluble in water; soluble in alcohol; insoluble in acetone and liquid ammonia

Ammonium bifluoride

Molecular formula: NH₄HF₂    Molecular weight: 57.04    CAS No.: 1341-49-7

Properties

white crystal; specific gravity: 1.52; melting point: 124.6; boiling point: 239.5; soluble in water; lightly soluble in ethyl alcohol

Potassium fluoborate

Molecular formula: KBF₄    Molecular weight:125.90    CAS No.:14075-53-7

Properties

white powder; density: 2.48g/cm3; melting point: 350°C; lightly soluble in water, hot ethyl alcohol,  diethyl ether;

Potassium fluotitanate

Molecular formula: K₂TiF₆     Molecular weight:240.09     CAS No.: 16916-27-0

Properties

transparent white crystal; density: 3.022g/cm3, melting point: 780°C; soluble in water; lightly soluble in cool water and inorganic acid solvent