Ammonium Chloride

General properties :

• Appearance - A white crystalline powder or colorless crystals, freely soluble in water.
• Identifications - It gives positive reaction for Ammonia and Chloride
• Solubility - Freely soluble in water; solution is clear
• pH=4.5-5.2 (1% w/v soln)
• Loss on drying/Aqua - 1% Max.
• Heavy metals=Max. 0.001%
• Water insoluble - Less than 0.1%
• Assay=99.5% - 101% of NH4Cl on dry basis