S SHOWA DENKO

Standard reference materials to be used in the calibration of measuring instruments, namely, certified samples of polystyrene, polymethilmethacrylate and pullulan

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/or for detecting compounds dissolved in eluent having UV absorption; ion chromatography instruments, namely, conductivity detectors; artificial graphite electrodes for electric steel making furnaces