... used in the industries of batteries, galvanization,metal finishing ,welding flux.etc zinc ammonium chloride is used Mainly ... used in the industries of batteries, galvanization,metal finishing ,welding flux.etc Molecular formula: NH4CL ZnCl2Molecular weight: ... of batteries, galvanization,metal finishing ,welding flux ,pesticide , active carbon, and paper making Metal Finishing Chemicals etc,also ...