Table 1. HPLC conditions for the analysis of ginsenosides

Instrument	SCL-40 controller unit that includes SPD-M40 UV, LC-40D xs, SIL-40C xs, and CTO-40C (Shimadzu Scientific Company, Tokyo, Japan)
Column	Agilent Eclipse Plus C18 (100 × 2.1 mm, 1.8 µm)
Detector	UV detector (204nm)
Flow rate	0.5 ml/min
Injection volume	10 µL
Gradient elution	Water (A), acetonitrile (B)
	0–7 min, 81% A, 19% B
	7–11 min, 80% A, 20% B
	11-14 min, 74% A, 26% B
	14–25 min, 67% A, 33% B
	25-35 min, 50% A, 50% B
	35-40 min, 40% A, 60% B
	40-42 min, 81% A, 19% B
	42-45 min, 81% A, 19% B