... . used in textile,medicine, electroplating,welding metal,leathe ammonium chloride 99.5%Chemical properties: Formula: NH4Cl M.W.: 53.49Physical properties: ... tech indexs:Industrial Ammonium Chloride(NH4Cl) GB2946-92Specification standardPurity%≥99.5Iron%≤0.001Burning residue%≤0.2Loss on weight when heating ... (200g/L solution, temperature 25°C)%≤4.0-5.8 Usage: Used in dyeing and printing textile,the ...