... dry battery,electroplating, dyeing,precision casting,tannage,etchant,etc Chemical formula:NH4ClMolecular Weight:53.49Properties: Colorless crystal or white crystal powder ... precision casting and producing dry and storage batteries and other ammonium salt. Feed grade can be used to take precautions against ... bag 25kg net.2. in paper drum 25kg net. Refined Ammonium Chloride