Metal | Biomass type | Metal biosorption (mg∙g−1 ) | Biosorption efficiency (%) | Reduction (%) |
Ni2+ | Control | 12.35 ± 0.31 | 49.4 | 0.00 |
| CM1 | 1.41 ± 0.05 | 5.64 | 88.6 |
| CM2 | 9.19 ± 0.25 | 36.76 | 25.6 |
| CM3 | 12.41 ± 0.25 | 49.64 | 0.49 |
| CM4 | 12.39 ± 0.28 | 49.56 | 0.32 |
| CM5 | 12.51 ± 0.37 | 50.04 | 1.30 |
Cd2+ | Control | 21.45 ± 0.29 | 85.92 | 0.00 |
| CM1 | 3.07 ± 0.09 | 12.28 | 85.7 |
| CM2 | 17.33 ± 0.33 | 69.32 | 19.3 |
| CM3 | 21.27 ± 0.38 | 85.08 | 0.98 |
| CM4 | 21.58 ± 0.31 | 86.32 | 0.47 |
| CM5 | 21.66 ± 0.35 | 86.64 | 0.84 |