Columns : Shodex Asahipak NH2P-50 2D Shodex Asahipak NH2P-50 4D (2mmID*150mm) (4.6mmID*150mm) Eluent : CH3CN/H2O=75/25 CH3CN/H2O=75/25 Flow rate : 0.2mL/min 1.06mL/min Detector : Shodex RI(small cell volume) Shodex RI(conventional type) Column temp. : 25deg-C 25deg-C