Table 6.
Optimization of the analyzed factors.
| Runs | Optimized factors | Predicted removal efficiency % |
|---|---|---|
| 1 | A = 5, B = 5, C = 10, D = 0 (1) | 72.05 (79.92) |
| 2 | A = 5, B = 10, C = 10, D = 0 (1) | 74.61 (82.99) |
| 3 | A = 6, B = 5, C = 10, D = 0 (1) | 78.11 (85.81) |
| 4 | A = 6, B = 10, C = 10, D = 0 (1) | 80.70 (88.91) |
| 5 | A = 6, B = 15, C = 10, D = 0 (1) | 83.28 (92.01) |
| 6 | A = 6, B = 20, C = 10, D = 0 (1) | 85.87 (95.11) |