Analytes | Linearity | Sensitivity | Precision (intraday, n = 5) | Precision (inter-day, 3d/n = 6) | ||
Slope | R2 | LOD (ng/mL) | LOQ (ng/mL) | RSD% | RSD% | |
Mitragynine | 92.5 | 0.9987 | 0.0123 | 0.0356 | 1.55 | 1.70 |
7-hydroxymitragynine | 87.5 | 0.9951 | 0.0691 | 0.215 | 2.12 | 2.71 |