Table 2 Precision of the proposed methods for the analysis of pregabalin
From: A novel method for spectrophotometric determination of pregabalin in pure form and in capsules
Pregabalin (mg/ml) | Within day, n = 3 | Between day, n = 3 | ||
|---|---|---|---|---|
Mean ± SD | RSD (%) | Mean ± SD | RSD (%) | |
0.2 | 0.288 ± 0.14 | 0.49 | 0.287 ± 0.0005 | 0.0020 |
0.4 | 0.551 ± 0.28 | 0.51 | 0.551 ± 0.0004 | 0.0007 |
0.6 | 0.890 ± 0.42 | 0.48 | 0.890 ± 0.0003 | 0.0004 |
0.8 | 1.451 ± 0.56 | 0.39 | 1.452 ± 0.0005 | 0.0004 |
1.0 | 1.989 ± 0.71 | 0.36 | 1.990 ± 0.0003 | 0.0002 |