Chemicals for use in the manufacture of decorative plated parts; industrial chemical agents for metal and plastic surface cleaning; etching solution for use in the manufacture of decorative plated parts; etchant for etching the surface of plastic being etching solutions; permanganate etching solution for use in the manufacture of decorative plated parts; catalysts for use in chemical processes; industrial chemicals, namely, surface treatment agent for electroless plating layers on plastics;...