Comparison of Chromatograms of KF-400HQ Series

A mixture of polystyrene standards was analyzed with GPC KF-401HQ to KF-404HQ each other and their chromatograms were compared.

Sample : PS, n-Propylbenzene, Benzene , 5micro-L

 Columns : Shodex GPC KF-401HQ, KF-402HQ, KF-403HQ, KF-404HQ (4.6mmID*250mm each) 
 Eluent : THF
 Flow rate : 0.3mL/min
 Detector : Shodex RI
 Column temp. : 40°C