Metal ions | Langmuir | Freundlich | ||||
---|---|---|---|---|---|---|
q max (mg g−1) | b | R | k f | n | R | |
Pb(II) | 65.351 | 0.06468 | 0.9867 | 6.5433 | 0.5114 | 0.9712 |
Cr(III) | 71.45 | 0.06063 | 0.9853 | 6.9347 | 0.5132 | 0.9825 |
Ni(II) | 60.19 | 0.06155 | 0.9879 | 5.7904 | 0.5177 | 0.9786 |
Cd(II) | 54.26 | 0.06267 | 0.9907 | 4.8323 | 0.5445 | 0.9597 |
Cu(II) | 50.12 | 0.06905 | 0.9875 | 4.9930 | 0.5217 | 0.9503 |