1 Chemical products used in industry and science for ceramic materials, components and products and functional layers, namely, chemicals for use in industry and science; oxides, carbides, nitrides and borides of metals and semi-metals, as well as their mixed phases, in particular, in the form of powders, fibres not for textile use, granules; inorganic borides; boron halides; boron carbide; inorganic nitrides; industrial nickel coatings compounds and dispersions on the base of electroless nickel for use in the manufacture of industrial abrasives, wear-protecting coatings, and friction-increasing coatings; inorganic sintered materials, namely, silicon carbide, boron carbide, boron nitride, aluminium nitride, silicon nitride, titanium nitride, titanium diboride, calcium hexaboride and zirconium boride for use in the chemical, metallurgical, glass, paper, ceramics, construction, automotive, insulation, engineering, energy, electronics, mould making, defense, cosmetics, packaging and semi-conductor industries; moderators and absorbers for neutrons, namely, absorbing carbons for general industrial use, boron and its alloys; welding chemicals in powdered form, namely, ceramic powders based on carbides, nitrides and borides of metals and semi-metals; slags for steel production, namely, oxides, carbides, nitrides and borides; chemical powders for continuous casting, namely, ceramic powders used in manufacturing; chemical additives for metallurgical purposes, namely, ceramic powders, grains, granules and pellets for use in manufacturing metallurgical components, ceramic antioxidants and ceramic deoxidants; preparations for tempering of metals and metal alloys