Table 1 Parameters of system suitability for hydrocortisone and clotrimazole
Drugs | Retention time (min) | Instrument precision (RSD ≤ 2%) | Theoretical plates (≥ 2000) | Tailing factor (0.8–2.0) |
|---|---|---|---|---|
Hydrocortisone | 3.027 | 0.16 | 23462 | 1.177 |
3.025 | 0.29 | 23457 | 1.188 | |
3.035 | 0.17 | 23548 | 1.188 | |
3.046 | 0.36 | 23478 | 1.185 | |
3.021 | 0.35 | 23386 | 1.185 | |
3.015 | 0.22 | 23478 | 1.183 | |
Clotrimazole | 7.314 | 0.22 | 5298 | 1.892 |
7.303 | 0.42 | 5326 | 1.885 | |
7.302 | 0.27 | 5308 | 1.896 | |
7.368 | 0.23 | 5297 | 1.880 | |
7.319 | 0.15 | 5326 | 1.890 | |
7.313 | 0.10 | 5303 | 1.890 |