Table 5 Kinetic and isotherm parameters for the removal of MB.
Pseudo-second-order | Pseudo-first-order | ||||
|---|---|---|---|---|---|
R2 | qe | K2 | R2 | qe | K1 |
0.98 | 42.91 | 0.30 | 0.771 | 0.002 | − 0.15 |
Freundlich constant | Langmuir constant | ||||
|---|---|---|---|---|---|
R2 | n | Kf | R2 | qm | K1 |
0.9760 | − 16.77 | 0.0251 | 0.9997 | 36.90 | 15.17 |