Table 3 Comparison of maximum uptake capacity for various bio-sorbents
Biosorbent | Metal uptake capacity, mg/g | Ref. |
|---|---|---|
Activated carbon from Ficus nitida leaves | 21.0 | This study |
Activated carbon from Rosmarinus officinalis leaves | 1.0 | [34] |
Mangifera indica bark | 13.7 | [35] |
Syzygium cumini bark | 25.4 | [35] |
Neem bark | 19.6 | [36] |
Beech sawdust | 16.1 | [37] |
Walnut hull | 98.1 | [38] |
Ground nut shell | 5.9 | [39] |
Rice husk | 0.6 | [40] |