Table 4 Determination of ETD in it's pharmaceutical dosage form applying the standard addition technique.
From: Spectrophotometric determination of etodolac in pure form and pharmaceutical formulations
Dosage forms | Taken (μg mL-1) | Added (μg mL-1) | Proposed methods Recovery a % ± RSD | |
|---|---|---|---|---|
Napilac capsules | Etodine capsules | |||
A | 2.0 | - | 99.98 ± 0.19 | 100.01 ± 0.16 |
1.0 | 100.05 ± 0.20 | 99.99 ± 0.18 | ||
3.0 | 99.93 ± 0.32 | 99.60 ± 0.26 | ||
5.0 | 99.84 ± 0.47 | 100.35 ± 0.32 | ||
B | 2.0 | - | 100.09 ± 0.21 | 99.95 ± 0.27 |
2.0 | 99.74 ± 0.26 | 99.60 ± 0.18 | ||
4.0 | 99.30 ± 0.38 | 100.10 ± 0.22 | ||
6.0 | 99.55 ± 0.55 | 99.70 ± 0.56 | ||
C | 4.0 | - | 100.25 ± 0.19 | 100.08 ± 0.23 |
4.0 | 99.80 ± 0.34 | 100.40 ± 0.51 | ||
8.0 | 100.15 ± 0.45 | 98.90 ± 0.49 | ||
12 | 99.79 ± 0.62 | 100.05 ± 0.54 | ||