Table 3 Accuracy of pilocarpine HCl HPLC method (intraday and inter-day reproducibility)
Pilocarpine HCl concentration (µg/mL) | Intraday recovery % (mean ± SD), n = 3 | RSD% | Inter-day recovery % (mean ± SD), n = 9 | RSD% |
|---|---|---|---|---|
250 | 100.54 ± 1.45 | 5.11 | 101.8 ± 0.41 | 1.42 |
125 | 98.95 ± 0.84 | 6.04 | 101.2 ± 0.14 | 0.96 |
62.5 | 96.71 ± 0.52 | 4.60 | 101.7 ± 0.18 | 2.53 |