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Chemical products used in industry; 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; doped and undoped, polycrystalline and monocrystalline inorganic semiconductor material, particularly in form of rods, tubes, sheets, wafers and moulded bodies, in sawed, lapped, polished etched and coated form substrates coated with semiconductor material in the form of wafers, sheets, rods, tubes, granules and powders; monocrystalline silicon in the form of rods, blocks wafers and powders

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