Table 5 Error metrics calculated for the isotherm models used for the removal of Cd2+ ions by CuS nanorods.
Isotherm | MSE | RMSE | MAE | χ² | R2 |
|---|---|---|---|---|---|
Langmuir | 45.21 | 6.72 | 5.89 | 2.14 | 0.991 |
Freundlich | 118.6 | 10.89 | 9.12 | 5.63 | 0.963 |
D-R | 78.95 | 8.89 | 7.45 | 3.74 | 0.978 |
Temkin | 162.84 | 12.76 | 10.53 | 7.71 | 0.945 |