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Langmuir and Freundlich isotherm constants for adsorption of Pb(II) onto SPEN-CTAB-0%.
| Isotherms | Parameters (Temperature = 298.15 K) | |
|---|---|---|
| Langmuir | qm (mg/g) | 281.69 |
| KL (L/mg) | 0.1117 | |
| R L | 0.08998 | |
| R 2 | 0.9807 | |
| Freundlich | KF ((mg/g) (L/mg)1/n) | 12.861 |
| n −1 | 0.1861 | |
| R 2 | 0.8046 | |
