Table 3.

The Quantitative Analysis of Active Ingredients in SSF by HPLC

Number	Active Ingredient	Reaction Time (min)	Peak area	Concentration(mg/mL)	Content (%)
1	Calycosin 7-O-glucoside	11.46	644.59	0.0179	0.0162
2	Rosmarinic acid	16.41	63.63	0.0032	0.0029
3	Salvianolic acid A	19.15	450.53	0.0152	0.0138
4	Calycosin	20.80	155.92	0.0024	0.0022
5	Formononetin	27.93	24.25	0.0005	0.0005
6	Rhein	31.46	117.00	0.0048	0.0043
7	Tanshinone IIA	44.15	5.08	0.0001	0.0001