Chitosan was analyzed using OHpak SB-805 HQ and SB-806 HQ (columns for GFC separation).
Sample : Chitosan
Columns : Shodex OHpak SB-G (6.0mmID*50mm) + SB-806 HQ + SB-805 HQ (8.0mmID*300mm each)
Eluent : 0.5M Acetic acid + 0.5M Sodium acetate aq.
Flow rate : 1.0mL/min
Detector : Shodex RI
Column temp. : 40°C