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Herbal sources and retention times of components in XBXT.
| Constituents | Source | Retention times (min) | Concentration in XBXT (mg/g) |
|---|---|---|---|
| Ephedrine | Pinellia ternata (Thunb.) Breit. | 6.993 | 0.309 |
| Succinic acid | Pinellia ternata (Thunb.) Breit. | 7.012 | 0.025 |
| 6-Gingerol | Zingiber officinale Rosc. | 15.337 | 0.0616 |
| 6-Shogaol | Zingiber officinale Rosc. | 27.563 | 0.0025 |
