Chemical products used in industry, science, [ photography, agriculture, horticulture and forestry, ] namely, [ silanes, hydrochloric acid, ] silicon, [ chemical slurries for polishing semiconductors, chemical source material for the deposition of thin films upon semiconductors, and gallium-gadolinium garnet; ] conductive and semiconductive, [ doped and undoped organic polymers for use in manufacturing conductors and semiconductors; ] inorganic elements and compounds in form of hyperpure crystals used in the electrical, electronic, and microelectronic industries; doped and undoped, polycrystalline and monocrystalline inorganic semiconductor material, particularly in the form of crystals, granules and powders, in sawed, lapped, polished, etched and coated form used in the manufacture of semiconductors; doped and undoped, polycrystalline and monocrystalline inorganic semiconductor material, particularly in the form of rods, tubes, sheets, wafers, and moulded bodies, in sawed, lapped, polished, etched and coated form for use in electrical, electronic, and microelectronic industries; substrates coated with semiconductor material in the form of moulded bodies, sheets, wafers, rods, tubes, granules and powders for use in electrical, electronic, and microelectronic industries; hyperpure silicon for the electrical and electronic industries; monocrystalline silicon in the form of rods, blocks, sheets, wafers, and powders; polycrystalline silicon in the form of powders and granules; polycrystalline silicon in the form of blocks, sheets and moulded bodies included in this class

[ Organic semiconductors; ] polycrystalline and monocrystalline inorganic semiconductors; moulded semiconductor substrates