Table 3.
Isotherm models’ parameters and for adsorption of malachite green onto AFMC.
| Type of isotherm | Model parameters | Evaluated value |
|---|---|---|
| Freundlich | Model parameters | Evaluated value |
| kf | 2.1373 | |
| 1/nf | 2.1373 | |
| nf | 0.4679 | |
| R2 | 0.9726 | |
| Langmuir | Parameters | Values |
| Qmax (mg/g) | 64.5161 | |
| KL (L/mg) | 0.01023 | |
| RL | 0.140–0.494 | |
| R2 | 0.9149 | |
| Temkin | Parameters | Values |
| bT (J/mol) | 10.555 | |
| β (L/g) | 234.72 | |
| AT (L/g) | 0.03078 | |
| R2 | 0.9846 | |
| D–R | Parameters | Values |
| Qd | 330.135 | |
| ADKR | 5 × 10–4 | |
| E (J/mol) | 3.163 × 101 | |
| R2 | 0.989 | |
| Halsey | Parameters | Values |
| 1/nH | − 2.1373 | |
| nH | − 0.4679 | |
| KH | 6.4286 | |
| R2 | 0.9726 | |
| Jovanovic | Parameters | values |
| Qmax | 13.1615 | |
| Kj | 0.0348 | |
| R2 | 0.9082 |