Table 3.
The matrix of Box-Behnken design and the responding experimental results.
| Std | Run | Levels of Independent Fctors | Response EE | ||
|---|---|---|---|---|---|
| X1 | X2 | X3 | (%) | ||
| 12 | 1 | 25 mg | 5:1 | 3.5:1 | 77.35 |
| 13 | 2 | 25 mg | 3:1 | 2:1 | 83.79 |
| 5 | 3 | 10 mg | 3:1 | 1:2 | 59.32 |
| 9 | 4 | 25 mg | 1:1 | 1:2 | 59.61 |
| 8 | 5 | 40 mg | 3:1 | 3.5:1 | 63.24 |
| 4 | 6 | 40 mg | 5:1 | 2:1 | 81.04 |
| 17 | 7 | 25 mg | 3:1 | 2:1 | 83.35 |
| 14 | 8 | 25 mg | 3:1 | 2:1 | 83.68 |
| 15 | 9 | 25 mg | 3:1 | 2:1 | 84.11 |
| 10 | 10 | 25 mg | 5:1 | 1:2 | 73.15 |
| 16 | 11 | 25 mg | 3:1 | 2:1 | 82.45 |
| 11 | 12 | 25 mg | 1:1 | 3.5:1 | 62.39 |
| 2 | 13 | 40 mg | 1:1 | 2:1 | 67.11 |
| 6 | 14 | 40 mg | 3:1 | 1:2 | 67.87 |
| 3 | 15 | 10 mg | 5:1 | 2:1 | 79.55 |
| 7 | 16 | 10 mg | 3:1 | 3.5:1 | 72.56 |
| 1 | 17 | 10 mg | 1:1 | 2:1 | 63.22 |