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Parameters of pseudo-second-order kinetics model.
| Heavy metals | Temperature (°C) | qm (mg g−1) | k 2 (min−1) × 10−2 | R 2 |
|---|---|---|---|---|
| Pb2+ | 20 | 105.26 | 1.04 | 0.99 |
| 30 | 103.09 | 1.57 | 0.99 | |
| 40 | 101.01 | 3.77 | 0.99 | |
| Cd2+ | 20 | 31.55 | 1.33 | 0.99 |
| 30 | 30.86 | 2.09 | 0.99 | |
| 40 | 29.85 | 4.40 | 0.99 | |
| Ni2+ | 20 | 23.42 | 2.74 | 0.99 |
| 30 | 22.42 | 4.00 | 0.99 | |
| 40 | 21.65 | 6.45 | 0.99 |
