Table 2
Comparison of isotherm model parameters (Langmuir, Freundlich, and Dubinin–Radushkevich models)
| Langmuir isotherm model | Temp. (°C): 25 |  = 0.7283 |  = 4.4496 × 10−4 |  = 0.6791 |
| Freundlich isotherm model | Temp. (°C): 25 |  = 8.344 |  = 1.163 |  = 0.9837 |
| Dubinin–Radushkevich isotherm model | Temp. (°C): 25 | β  = 0.748 |  = 0.408 |  = 0.9874 |
| Langmuir isotherm model | Temp. (°C): 25 | = 0.7283 | = 4.4496 × 10−4 | = 0.6791 |
| Freundlich isotherm model | Temp. (°C): 25 | = 8.344 | = 1.163 | = 0.9837 |
| Dubinin–Radushkevich isotherm model | Temp. (°C): 25 | β = 0.748 | = 0.408 | = 0.9874 |