Table 3.
Precision, stability, repeatability, and recoveries of the nine bioactive compounds' relative peak area in samples (n = 6).
| Analytes | Precision (relative standard deviation, RSD, %) | Repeatability (RSD, %) | Robustness (RSD, %) | Accuracy (n = 6) | ||
|---|---|---|---|---|---|---|
| Intraday (n = 6) | Interday (n = 6) | Mean | RSD% | |||
| PTA | 1.92 | 2.12 | 1.32 | 1.54 | 91.21 | 2.71 |
| PTAL | 1.15 | 1.23 | 0.86 | 1.76 | 93.14 | 2.13 |
| CA | 0.85 | 1.01 | 1.14 | 2.62 | 94.01 | 1.94 |
| RA | 2.12 | 2.21 | 1.53 | 2.38 | 96.52 | 1.62 |
| SAB | 1.57 | 1.62 | 2.09 | 1.81 | 97.68 | 2.32 |
| DI | 2.52 | 2.49 | 2.35 | 0.97 | 99.05 | 1.89 |
| CTS | 0.89 | 1.02 | 1.91 | 1.27 | 98.50 | 2.98 |
| TSI | 2.71 | 2.68 | 1.57 | 0.68 | 99.21 | 1.45 |
| TSIIA | 2.63 | 2.71 | 1.75 | 2.11 | 94.67 | 1.22 |