Table 5 Statistical parameters for simultaneous determination of VER and NAR by OPLS
From: Chemometric method development for the determination of naringin and verapamil
Parameters | VER | NAR |
|---|---|---|
Linearity | ||
 Conc. range (μg/ml) | 0.5–50 µg/mL | 0.5-50 µg/mL |
 Slope | 0.024 | 0.008 |
 R2 | 0.997 | 1 |
No. of components | 2.0 | 2.0 |
RMSEE | 0.310189 | 0.175224 |
RMSECV | 1.22652 | 0.66506 |
RMSEP | 0.210237 | 0.128044 |
Q2 | 0.995 | 0.995 |
Accuracy | Â | Â |
 Mean | 99.6796 | 99.531 |
 S.D | 1.317 | 0.6106 |
Intra-day precision | Â | Â |
 Mean | 100.27 | 100.226 |
 SD | 1.025 | 1.126 |
 %RSD | 1.022 | 1.11 |
Inter-day precision | Â | Â |
 Mean | 100.438 | 100.505 |
 S.D | 0.998 | 1.367 |
 % RSD | 0.9 | 1.36 |