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Evaluation of robustness of the proposed methods for the determination of AZI and LEVO mixtures.
| Parameters | Method | Recovery % ± RSD % |
|
|---|---|---|---|
| AZI | LEVO | ||
| Maximum wavelength λ max ±2 nm |
Direct | 98.64 ± 0.48 | 99.13 ± 0.30 |
| Reaction time 10 ± 1 min |
Direct | 99.13 ± 0.24 | 99.08 ± 0.46 |
| D1 | 100.42 ± 0.54 | 101.02 ± 0.26 | |
| Perchloric acid volume 3 ± 0.1 mL |
Direct | 99.19 ± 0.25 | 98.85 ± 1.14 |
| D1 | 100.14 ± 0.94 | 99.64 ± 0.68 | |
