Table 2.
Regression equations, linear ranges, correlation coefficients, LOD, and LOQ of 8 compounds.
| Component | Regression equation | r | Linear range (μg·ml−1) | LOD (ng·ml−1) | LOQ (ng·ml−1) |
|---|---|---|---|---|---|
| Anemarrhenasaponin AI | Y = 36672.5X+31.8912 | 0.9992 | 0.174–3.383 | 0.82 | 9.29 |
| Anemarrhenasaponin AII | Y = 58521X+17833 | 0.9998 | 0.438–3.672 | 1.85 | 7.22 |
| Anemarrhenasaponin AIII | Y = 272256X+12157.5 | 0.9998 | 1.821–5.539 | 0.81 | 6.96 |
| Anemarrhena saponin BII | Y = 435408X+1514.71 | 0.9995 | 0.845–5.230 | 4.51 | 15.48 |
| Anemarrhenasaponin BIII | Y = 315345X+359.815 | 0.9992 | 0.904–5.087 | 2.53 | 8.42 |
| Anemarrhenasaponin I | Y = 841050X+22285.6 | 0.9997 | 0.905–4.782 | 3.28 | 12.37 |
| Anemarrhenasaponin Ia | Y = 1846.99X+21.472 | 0.9999 | 0.806–4.385 | 2.74 | 10.31 |
| Mangiferin | Y = 9082.41X+4205.51 | 0.9998 | 1.073–5.983 | 0.81 | 2.31 |