1 Chemical products used in industry and science; inorganic elements and compounds in the form of hyperpure crystals; 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 the form of rods, tubes, plates, sheets (wafers) and moulded bodies, in sawed, lapped, polished, etched and coated form included in this class; substrates coated with semiconductor material in the form of sheets (wafers), plates, rods, tubes, granules and powders, substrates coated with semiconductor material in the form of moulded bodies included in this class; hyperpure silicon for the electrical and electronic industries; monocrystalline silicon in the form of rods, blocks, sheets (wafers) and powders
Trademark: 79005610
