| Biochars | Langmuir model | Freundlich model | ||||
| Qm/mg∙g−1 | b/L∙mg−1 | R2 | Kf/mg1−1/n∙g−1∙L−1/n | n | R2 | |
| La-CBC | 15.8571 | 0.4221 | 0.9758 | 4.4769 | 1.7511 | 0.9731 |
| La-WBC | 13.3122 | 0.5741 | 0.9637 | 4.5878 | 2.1956 | 0.8929 |