Table 1.
Chemical composition of Tangshenning (TSN)-containing serum
| No | Observed RT (min) | Component name | Formula | Neutral mass (Da) | Mass error (ppm) | ESI mode |
|---|---|---|---|---|---|---|
| 1 | 37.522 | Ononin | C22H22O9 | 430.12638 | 3.8 | Positive |
| 2 | 42.077 | Calycosin | C16H12O5 | 284.06847 | 12 | Positive |
| 3 | 57.234 | Astragaloside IV | C41H68O14 | 784.46091 | 2.9 | Positive |
| 4 | 68.761 | Ligustilide | C12H14O2 | 190.09938 | 6.3 | Positive |
| 5 | 25.157 | Ferulic acid | C10H10O4 | 194.05791 | 5.1 | Negative |
| 6 | 42.014 | Quercetin | C15H10O7 | 302.04265 | 5.1 | Negative |
| 7 | 43.953 | Chrysophanol | C15H10O4 | 254.05791 | 5 | Negative |
| 8 | 48.629 | Kaempferol | C15H10O6 | 286.04774 | 1.7 | Negative |
| 9 | 54.515 | Aloeemodin | C15H10O5 | 270.05282 | 4.3 | Negative |
| 10 | 57.474 | Rhein | C15H8O6 | 284.03209 | 4.2 | Negative |
| 11 | 69.514 | Emodin | C15H10O5 | 270.05282 | 4.3 | Negative |