Isotherm model parameters and correlation coefficients for phosphorus adsorption on nZVI/AC particles at different initial concentrations
| Isotherm model . | Parameter . | Value . |
|---|---|---|
| Freundlich | KF | 33.81 |
| n | 11.39 | |
| R2 | 0.95 | |
| Langmuir | qm (mg/g) | 53.76 |
| KL (l/mg) | 0.46 | |
| R2 | 0.99 | |
| Temkin | b (J/mol) | 892.34 |
| KT (l/gm) | 370,869.46 | |
| R2 | 0.87 | |
| Dubinin–Radushkevich | qd (mg/g) | 39.86 |
| β (mol/kJ)2 | 0.0026 | |
| R2 | 0.71 |
| Isotherm model . | Parameter . | Value . |
|---|---|---|
| Freundlich | KF | 33.81 |
| n | 11.39 | |
| R2 | 0.95 | |
| Langmuir | qm (mg/g) | 53.76 |
| KL (l/mg) | 0.46 | |
| R2 | 0.99 | |
| Temkin | b (J/mol) | 892.34 |
| KT (l/gm) | 370,869.46 | |
| R2 | 0.87 | |
| Dubinin–Radushkevich | qd (mg/g) | 39.86 |
| β (mol/kJ)2 | 0.0026 | |
| R2 | 0.71 |