Table 4 Calculated linear isotherm parameters for MB adsorption onto CCK–CNF–Fe Beads(T = 298 K, pH = 7).
Model | Parameter | Symbol | Value | Unit | R² |
|---|---|---|---|---|---|
Langmuir | Maximum adsorption capacity | qmax | 178.57 | mg.g⁻¹ | 0.998 |
Langmuir constant | KL | 0.158 | L/mg | ||
Separation factor | RL | 0.03–0.56 | (dimensionless) | ||
Freundlich | Freundlich constant | KF | 54.42 | (mg.g⁻¹)(L/mg) 1/n | 0.971 |
Heterogeneity factor | n | 3.41 | (dimensionless) | ||
1/n (adsorption intensity) | 1/n | 0.293 | (dimensionless) |
