Table 1.
The optimized mass spectrometry parameters of the 13 constituents of RPM and IS.
| Compound | Q1 mass (Da) | Q3 mass (Da) | DP (V) | CE (V) |
|---|---|---|---|---|
| Chrysophanol | 253.0 | 225.1 | −98 | −37 |
| Emodin | 269.0 | 241.0 | −60 | −36 |
| Aloe-emodin | 269.1 | 240.1 | −100 | −31 |
| Rhein | 283.0 | 256.1 | −60 | −35 |
| Physcion | 283.3 | 240.1 | −60 | −35 |
| Questin | 283.1 | 240.1 | −80 | −36 |
| Citreorosein | 285.0 | 211.0 | −60 | −43 |
| Questinol | 299.0 | 256.1 | −60 | −35 |
| TSG | 405.0 | 311.0 | −80 | −25 |
| TG | 407.0 | 245.0 | −60 | −23 |
| CG | 415.0 | 253.0 | −60 | −20 |
| EG | 431.1 | 269.0 | −120 | −120 |
| PG | 445.0 | 283.0 | −80 | −17 |
| Puerarin (IS) | 415.0 | 295.0 | −200 | −40 |