Table 1. Gradient condition of HPLC mobile phases for ginsenoside analysis
Time (min)
0
20
23
42
55
64
73
75
78
83
89
A
1)
(%)
17.5
21.0
26.0
26.0
36.0
50.0
68.0
80.0
80.0
17.5
17.5
B
2)
(%)
82.5
79.0
74.0
74.0
64.0
50.0
32.0
20.0
20.0
82.5
82.5
1)
Eluent A, acetonitrile.
2)
Eluent B, water.