Table 2.
Calibration curves, correlation coefficients, linear ranges, LLOD, and LOQ of eight constituents in rat plasma.
| Analytes | Calibration curves | Correlation coefficient (r) | Linearity range (ng mL−1) | LLOD (ng mL−1) | LLOQ (ng mL−1) |
|---|---|---|---|---|---|
| Scoparone | y=6.7320∗10−3x+2.7130∗10−3 | 0.9984 | 0.510-2040.0 | 0.1020 | 0.5100 |
| Scopoletin | y=1.1041∗10−2x+1.8124∗10−2 | 0.9990 | 0.502-50.2 | 0.1004 | 0.5020 |
| Geniposide | y=1.7678∗10−5x+1.1606∗10−5 | 0.9985 | 0.516-2064.0 | 0.1032 | 0.5160 |
| Aloe-emodin | y=3.5727∗10−4x-2.0007∗10−4 | 0.9987 | 0.532-106.4 | 0.1064 | 0.5320 |
| Rhein | y=3.0210∗10−3x+1.9360∗10−3 | 0.9981 | 0.540-2160.0 | 0.1080 | 0.5400 |
| Emodin | y=6.8730∗10−3x+1.4790∗10−3 | 0.9995 | 0.525-52.5 | 0.1050 | 0.5250 |
| Chrysophanol | y=7.7718∗10−5x-3.0355∗10−5 | 0.9990 | 0.500-100.0 | 0.1000 | 0.5000 |
| Physcion | y=9.7615∗10−5x-5.1742∗10−5 | 0.9987 | 0.512-51.2 | 0.1024 | 0.5120 |