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Working conditions of response and factors for optimization.
| Name | Goal | Lower limit | Upper limit | Lower weight | Upper weight | Importance |
|---|---|---|---|---|---|---|
| A: Carbonization temperature (°C) | in range | 450 | 650 | 1 | 1 | 3 |
| B: Impregnation ratio (1:X) | in range | 1 | 3 | 1 | 1 | 3 |
| C: Activation time (min.) | in range | 90 | 150 | 1 | 1 | 3 |
| Surface area (m2/g) | Maximize | 265.34 | 455.01 | 1 | 1 | 3 |
| Yield (%) | Maximize | 18.76 | 57.78 | 1 | 1 | 3 |
