Research Article
A Stability Indicating UPLC Method for the Determination of Tramadol Hydrochloride: Application to Pharmaceutical Analysis
Table 7
Results of recovery study by standard addition method.
| Tablet studied | TMH in tablet, μg mL−1 | Pure TMH added, μg mL−1 | Total found, μg mL−1 | Pure TMH recovered* (%TMH ± SD) |
| Nobligan | 100.1 | 50.0 | 150.50 | 100.8 ± 1.98 | 100.1 | 100.0 | 200.51 | 100.4 ± 0.98 | 100.1 | 150.0 | 249.38 | 99.69 ± 0.97 |
| Meridol | 99.98 | 50.0 | 150.63 | 101.3 ± 0.80 | 99.98 | 100.0 | 199.45 | 99.47 ± 0.57 | 99.98 | 150.0 | 249.26 | 99.52 ± 0.34 |
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*Mean value of five determinations.
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