Table 1 Factors and corresponding levels for full factorial experiment design
S.No | Variables | Low (− 1) | Middle (0) | High (+ 1) |
|---|---|---|---|---|
1 | Adsorbent dosage (g/100Â mL) | 0.5 | 1 | 1.5 |
2 | pH | 2 | 5 | 8 |
3 | Contact time (min) | 30 | 60 | 120 |
S.No | Variables | Low (− 1) | Middle (0) | High (+ 1) |
|---|---|---|---|---|
1 | Adsorbent dosage (g/100Â mL) | 0.5 | 1 | 1.5 |
2 | pH | 2 | 5 | 8 |
3 | Contact time (min) | 30 | 60 | 120 |