1), cas no. 12125-02-9 Einecsno. 235-186-4 2), industrial ammonium chloride indexes Appearance white crystal Ammonium chloride (dry basis) 99.5% min Moisture content 0.4% max Nacl (dry basis) 0.2% max Fe content 0.001% max Heavy metal (pb) 0.0005% max Water insoluble 0.02% max Sulfate content (so42-) 0.02% max Ph value 4.0-5.8 Residue on ignition 0.4% max 3), usage Industrial-grade ammonium chloride use mainly used batteries, electroplating, dyeing, casting, medicine, flocking, fluff, chemical intermediates.