Table 5.
Parameters of the calibration model for CA, VX and RU. Confidence interval (CI). Vitexin detected at 340 nm is represented as VX-1.
| Analyte | Concentration range (µg/mL) | Equation | r2 | 95% CI of the intercept | LoD (ng/mL) | LoQ (ng/mL) |
|---|---|---|---|---|---|---|
| CA | 0.16–50.30 | y = 67.6x − 15.2 | >0.99 | −32.62–2.27 | 160.7 | 401.9 |
| VX-1 | 0.16–211.70 | y = 74.4x − 12.4 | >0.99 | −42.64–17.92 | 131.2 | 328.0 |
| VX-2 | 1.63–352.83 | y = 5.2x − 3.4 | >0.99 | −7.16–0.46 | 423.6 | 903.8 |
| RU | 1.49–194.64 | y = 41.4x − 11.4 | >0.99 | −23.31–0.57 | 131.0 | 388.6 |
Vitexin detected at 390 nm as VX-2.