zinc flux (zinc ammonium chloride)

ZINC AMMONIUM CHLOIRDE used in metal welding and used as material of dry cell. three types zinc ammonium double salt zinc ammonium chloride tripple salt zinc ammonium chloride 75% Ammonium Zinc Chloride , type I, II, III. Ammonium Zinc ChlorideItemI TypeII typeIII typezinc chloride755545ammonium chloride254555basic salt(ZnO) ≤2.01.81.8sulfate(SO4) ≤0.020.020.02barium(Ba) ≤0.10.10.1ferrum Fe) ≤0.0010.0010.001heavy metal ≤0.00050.00050.0005Chemical Name: zinc ammonium chloride Molecular Formula: NH4CL ZnCl2 Molecular Weight: 199.5 Appearance: White powder Ddensity: 1.8(approximate) Uses: used in metal welding and used as material of dry cell.