粉ミルク中の糖類の高感度分析

糖分析用カラムAsahipak NH2P-50 4Eと電気化学検出器を用いて粉ミルク中の糖の高感度分析を行いました。


Sample : powdered Milk
1. Lactulose
2. Lactose

Instrument        : Agilent 1050 system
Reagent           : 0.6M LiOH 0.8mL/min
Mode              : pulse
Working electrode : Gold
Potential         : Pot 1=0.65V, Pot 2=-0.95V, Pot=0.15V

Column       : Shodex Asahipak NH2P-50 4E (4.6mmID*250mm)
Eluent       : (A); CH3CN/H2O=80/20
               (B); H2O
                0min to 40min, 5% (B) to 40% (B)
               40min to 45min, 40% (B)
Flow rate    : 1.0mL/min
Detector     : Agilent 1049A Electrochemical
Column temp. : 40℃