Precious metal plating; gold plating; metal plating and laminating; exterior and interior metal plating of pipes and tubes made of metal; metal plating; metal galvanization; hard chromium plating and hard nickel plating of metal surfaces; hard nickel plating of metal surfaces; hard chromium plating of metal surfaces; nickel plating; ruthenium plating; zinc plating; hot dipping; silver plating; electroplating; tin plating; cadmium plating; chromium plating; metal alloy plating; Tempering chemicals for use in metalworking; chemical solution additives for metal plating; pre-treatment chemical agents for metal plating; chemical auxiliary agents for metal plating; chemicals for use in metal plating; chemical additives for metal plating; chemical metal plating preparations; metallic oxides; mordants for metals; chemicals for the modification of metal surface being chemicals for industrial purposes; chemicals for the treatment of metal surface being chemicals for industrial purposes; chemicals for metal plating process; salt compositions for industrial purposes for metal plating; chemical solutions for plating; pre-treatment chemical preparations for metal plating; chemical composite agents for metal plating; chemical compositions for metal plating; after treating chemical agents for metal plating; chemical additives for metal plating baths; chemical booster preparations for metal plating baths
