Zinc Ammonium ChlorideA)double saltspecs:Zinc Chloride Content: 55%min.Ammonium Chloride: 45%min.Basic Salt Content: 1.0%max.Sulphate Content: 0.01%max.Ba Content: 0.1%max.Fe Content: 0.0005%max.Pb Content: 0.0005%max.B)triple saltspecs :Zinc Chloride Content: 45%min.Ammonium Chloride: 55%min.Basic Salt Content: 1.0%max.Sulphate Content: 0.01%max.Ba Content: 0.1%max.Fe Content: 0.0005%max.Pb Content: 0.0005%max.Usage: used in metal welding and used as material of dry cell.