Table 2.

Separation of 5 g mixture of minor ginsenosides obtaining from 8 g PPD-ginsenoside of American ginseng with a silica gel column φ 25 mm × 400 mm. fractions, 80 mL

Dried sample No.	Fractions	Purified ginsenosides	Weight yield (g)	Molar yield (%)
1	1–2	Impurity	0.03	–
2	3–4	C-K	1.65	69.5 on C-K and F2
3	5	C-K mixture	0.31	–
4	6	Single sport, but impurity	0.12	–
5	7	C-Mc	0.50	43.7
6	8	Mixture of C-Mc and C-Y	0. 15	–
7	9	C-Y	0.09	42.4
8	10	Mixture of C-Y and F2	0. 12	–
9	11–21	F2	1.60	69.5 on C-K and F2
10	22–30	Impurity	0.42	–

–, not determined.