Model | Isothermic parameters | Parameter values | ||
---|---|---|---|---|
Copolymer | Aniline graft | 2-Chloroaniline graft | ||
Langmuir | Qm (mg g−1) | 3.48 | 2.31 | 1.95 |
B | 0.511 | 10.96 | 59.67 | |
R2 | 0.83 | 0.908 | 0.964 | |
Freundlich | N | 0.83 | 1.64 | 2.73 |
Kf (mg g−1) | 2.02 | 88.62 | 108.68 | |
R2 | 0.997 | 0.983 | 0.986 | |
Temkin | BT (J mol−1) | 0.350 | 0.442 | 0.364 |
KT (L g−1) | 1.072 | 1.057 | 0.692 | |
R2 | 0.922 | 0.932 | 0.933 |