Pullulan oligomers were analyzed using Asahipak GS-220 HQ (a column for multimode).
Sample : Pullulan (MW: 1,800), 20μL
Columns : Shodex Asahipak GS-220 HQ (7.5mmI.D. x 300mm) x 2 Eluent : H2O Flow rate : 0.6mL/min Detector : Shodex RI Column temp. : 60°C