Table 5 Comparison of predicted and experimental removal at the optimum operation conditions by RSM.
pH | Concentration (mg/L) | Photocatalyst dosage (g/L) | Time (min) | Removal (%) | Error (%), \(\frac{{Experimental - \Pr edicted}}{{Experimental}} \times 100\) |
|---|---|---|---|---|---|
Optimized MB removal from predicted value | |||||
9 | 12.6 | 0.52 | 231 | 99.89 | |
Confirmation study of optimized MB removal from experimental value | |||||
9 | 12.6 | 0.52 | 231 | 98.7 | -1.2% |
