Table 2.
Langmuir, Freundlich, Dubinin–Radushkevich, and Temkin parameters for IC and 2,6-DCPIP adsorption onto CTAB-modified POF.
| Dyes | Langmuir | Freundlich | Dubinin–Radushkevich | Temkin | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| K L (L·μmol−1) | q max (μmol·g−1) | χ 2 | r 2 | K f (L·g−1) | 1/n | χ 2 | r 2 | E (kJ·mol−1) | q max (μmol·g−1) | χ 2 | r 2 | Δq (kJ·mol−1) | KT (L·μmol−1) | χ 2 | r 2 | |
| IC | 0.270 | 275.426 | 14.105 | 0.859 | 0.003 | 0.231 | 4.398 | 0.953 | 17.165 | 736.670 | 4.812 | 0.946 | 14.935 | 6.329 | 5.563 | 0.934 |
| 2,6-DCPIP | 0.014 | 230.423 | 3.462 | 0.967 | 0.046 | 0.629 | 6.291 | 0.938 | 9.880 | 2018.255 | 5.306 | 0.948 | 10.712 | 0.120 | 1.196 | 0.986 |