Research Article
Spectrophotometric Determination of Gemifloxacin Mesylate, Moxifloxacin Hydrochloride, and Enrofloxacin in Pharmaceutical Formulations Using Acid Dyes
Table 6
Determination of MXF in its pharmaceutical dosage forms applying the standard addition technique.
| Reagent | Taken (μg mL−1) | Pure drug added (μg mL−1) | Avelox tablets | Moxiflox tablets | Moxifloxacin tablets | Total found (μg mL−1) | Recovery %a ± SD | Total found (μg mL−1) | Recovery % ± SD | Total found (μg mL−1) | Recovery % ± SD |
| BCP
| 2.0 | 2.0 | 3.98 | 99.40 ± 0.56 | 3.96 | | 3.98 | | | 6.0 | 7.98 | 99.70 ± 0.83 | 8.06 | | 7.98 | | | 10 | 11.89 | 99.10 ± 1.20 | 12.02 | | 11.92 | | BPB | 2.0 | 4.0 | 5.98 | 99.60 ± 0.61 | 5.97 | | 5.96 | | | 8.0 | 9.99 | 99.90 ± 0.84 | 9.96 | | 9.99 | | | 12 | 14.07 | 100.50 ± 1.14 | 13.99 | | 14.08 | | BTB | 2.0 | 2.0 | 3.98 | 99.50 ± 0.48 | 3.97 | | 4.01 | | | 4.0 | 5.95 | 99.20 ± 0.92 | 5.99 | | 5.96 | | | 8.0 | 10.04 | 100.40 ± 1.17 | 10.01 | | 9.95 | | MO | 5.0 | 5.0 | 9.91 | 99.10 ± 0.42 | 9.94 | | 9.95 | | | 10 | 15.08 | 100.50 ± 0.76 | 15.03 | | 14.97 | | | 15 | 19.90 | 99.50 ± 1.16 | 19.92 | | 19.83 | |
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Average of six determinations.
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