Table 1
Analytical conditions for analysis of sugars with HPLC

Contents	Condition
HPLC	Shiseido Nanospace SI-2 (Shiseido, Tokyo, Japan)
Column	Unison UK-Amino (250×3mm, 3μm,ImtaktCo., Kyoto, Japan)
Mobile phase	90% acetonitrile
Detector	Shodex RI-101 (Japan)
Column temperature	60℃
Flow rate	0.4mL/min
Injection volume	4 μL