Table 1.
The coded values and corresponding actual values of the optimization parameters used in the response surface analysis.
| Code | Extraction Time (min) | Microwave Power (W) | Temperature (°C) |
|---|---|---|---|
| −1 | 5 | 500 | 60 |
| 0 | 17.5 | 1000 | 90 |
| 1 | 30 | 1500 | 120 |
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