Lactose, lactulose, and epilactose were analyzed by HILIC mode simultaneously using polymer-based amino column HILICpak VG-50 4E.
Sample : 5mg/mL each, 5uL
Column : Shodex HILICpak VG-50 4E (4.6mmI.D. x 250mm) Eluent : CH3CN/CH3OH/H2O=75/20/5 Flow rate : 1.0mL/min Detector : Shodex RI Column temp. : 40°C