IC 009. US 021 023 026 036 038. G & S: Blank hard disks for computers; high performance liquid chromatography columns; instruments, namely, eluent degassing apparatus for high performance liquid chromatography; refractive index detector for detecting compounds having no UV absorption such as sugars, fatty acids and esters and for detecting compounds dissolved in eluent having UV absorption; ion chromatography instruments, namely, conductivity detectors; artificial graphite electrodes for electric steel making furnaces; heat sinks for use with semiconductor devices; heat sinks for use with transistors; heat sinks for use with integrated circuits; blank electronic storage media; blank digital storage media; blank magnetic storage media; parts for blank magnetic discs, namely, aluminum alloy plates; drum units for printers for use in copying, printing, scanning, video capture and/or transmitting documents and images, namely, aluminum cylinders for photosensitive drums for printers and aluminum cylinders for organic photosensitive coating drums; parts for video cassette recorders, namely, cylinders for use in video cassette recorders; electroluminescence device, namely, organic electroluminescence diodes; capacitors; light emitting diode chips; compound semiconductor wafers, namely, epitaxial wafers for light emitting diodes; silicon carbide epitaxial wafers; materials of fuel cell, namely, separators for fuel cell; anodes; cathodes