Sugar-added yogurt was analyzed using SUGAR SP0810.
Sample pretreatment
1) Take 5g of sugar-added yogurt in a beaker, add 30mL of pure water and neutralize with 10%(w/v) NaOH.
2) Apply ultrasonic vibration for 30 minutes and make a 50mL solution.
3) Filtrate with No.5B paper filter and then with 0.45μm membrane filter.
Sample: Yogurt, 5μL
1. Sucrose
2. Lactose
3. Glucose
4. Galactose
Column : Shodex SUGAR SP0810 (8.0mmI.D. x 300mm) Eluent : H2O Flow rate : 0.6mL/min Detector : Shodex RI Column temp. : 85°C