Table 2.
Experimental results for the three-factor/three-level box-Behnken design (BBD).
| Run | Factor A: Liquid-Solid Ratio (mL/g) | Factor B: Extraction Temperature (°C) | Factor C: Extraction Time (min) | Y: Extraction Yield (µg/g) |
|---|---|---|---|---|
| 1 | 9 | 50 | 40 | 176.5 |
| 2 | 7 | 60 | 40 | 212.8 |
| 3 | 7 | 70 | 50 | 195.6 |
| 4 | 7 | 60 | 40 | 213.3 |
| 5 | 5 | 60 | 50 | 174.4 |
| 6 | 5 | 60 | 30 | 146.2 |
| 7 | 7 | 60 | 40 | 211.8 |
| 8 | 7 | 50 | 50 | 208.3 |
| 9 | 5 | 50 | 40 | 149.3 |
| 10 | 7 | 70 | 30 | 208.2 |
| 11 | 9 | 70 | 40 | 200.3 |
| 12 | 5 | 70 | 40 | 161.2 |
| 13 | 9 | 60 | 50 | 198.8 |
| 14 | 7 | 50 | 30 | 155.3 |
| 15 | 7 | 60 | 40 | 212.9 |
| 16 | 7 | 60 | 40 | 213.2 |
| 17 | 9 | 60 | 30 | 188.5 |