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Contents of the main components in the aqueous extract of PMR.
| Components | Content (µg/mL) | Percentage of content (%) |
|---|---|---|
| THSG | 49.04 ± 4.73 | 0.4100 ± 0.0400 |
| EG | 6.84 ± 0.16 | 0.0570 ± 0.0010 |
| Emodin | 0.91 ± 0.09 | 0.0080 ± 0.0008 |
| Physcion | 0.31 ± 0.01 | 0.0030 ± 0.0001 |
