... 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: 199.5CAS Number ... in the industries of batteries, galvanization,metal finishing ,welding flux ,pesticide , active carbon, and paper making Metal Finishing ...