Chemical agents for the surface treatment of metals; chemical products for use in electroplating; chemical substances for use in electroplating processes; electroplating additives; electroplating solutions; formulations for electroplating metals on substrates; chemical preparations for forming coatings on metals; chemical preparations for use in the manufacture of surface coatings; coating agents (chemicals), other than paint; hydrogel polymer coatings; liquid coatings (chemical); polyurethane coatings (other than paints); raw materials for use as coatings (other than pigments); surface coating compositions (chemicals), other than paints; paint preservatives being synthetic anti-microbial agents; phosphorescent materials (other than paints); polymer coatings (other than paints); polyurethane coatings (other than paints); preservatives for buildings (except paints and oils); preservatives for paint being synthetic anti-microbial agents; surface coating compositions (chemicals), other than paints