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Chemical components identified from Radix Astragali by HPLC-ESI/MSn
| Peak | tR (min) | Identification |
|---|---|---|
| 1 | 12.437 | Calycosin-7-O-β-D-glucoside |
| 2 | 15.161 | Calycosin-7-O-β-D-glucoside-6″-O-malonate |
| 3 | 15.979 | Ononin |
| 4 | 16.624 | (6aR,-11aR)-3-Hydroxy-9,10-dimethoxypterocarpan-3-O-β-D-glucoside |
| 5 | 18.416 | Calycosin |
| 6 | 18.498 | Formononetin-7-O-β-D-glucoside-6″-O-malonate |
| 7 | 23.087 | Formononetin |
