| Proposed method | Amount (µg∙ml−1) | RSD % | Recovery % | SAEb | C.Lc | |
| Taken | Found ± SDa | |||||
| Intraday assay | 15 20 30 | 15.23 ± 0.0027 19.85 ± 0.0028 30.09 ± 0.0023 | 0.018 0.011 0.0077 | 101.53 99.25 100.3 | 1.53 0.75 0.3 | ±3.35 × 10−3 ±3.48 × 10−-3 ±2.86 × 10−3 |
| Interday assay | 15 20 30 | 15.08 ± 0.0021 19.98 ± 0.0072 29.97 ± 0.0072 | 0.014 0.0086 0.0057 | 100.53 99.9 99.9 | 0.53 0.1 0.1 | ±2.57 × 10−3 ±2.14 × 10−3 ±2.14 × 10−3 |