Table 7 The isotherm parameters of the MB adsorption by AC(H).
From: Statistical modeling of mutagenic azo dye adsorption on bagasse activated carbon
Model | Parameter | Linear form | Non-linear form |
|---|---|---|---|
Value | Value | ||
Langmuir | qmax (mg/g) | 357.14 | 389.4 |
b (L/mg) | 0.778 | 0.549 | |
R2 | 0.992 | 0.973 | |
RL | 0.018–0.114 | – | |
Freundlich | 1/n | 0.401 | 0.278 |
KF (mg/g) | 137.66 | 170.29 | |
R2 | 0.90 | 0.929 | |
Temkin | B (J/mol) | 36.28 | 65.93 |
A (L/g) | 10.97 | 13.85 | |
R2 | 0.917 | 0.961 | |
D–R | KD | 8E-08 | 1.65 |
qmax (mg/g) | 256.34 | 314.51 | |
E (kJ/mol) | 2500 | 550.8 | |
R2 | 0.79 | 0.863 |
