Table 2.
Kinetic parameters for 2,4-DCP adsorption onto MIP MAA-βCD.
| Kinetic Model | Constants | MIP MAA-βCD |
|---|---|---|
| Pseudo-first-order model | qe, experimental (mg·g−1) | 4.585 |
| qe, calculated (mg·g−1) | 0.561 | |
| k1 (min−1) | 0.016 | |
| Δq (%) | 43.882 | |
| Relative error (%) | 87.764 | |
| R2 | 0.67 | |
|
| ||
| Pseudo-second-order model | qe, experimental (mg·g−1) | 4.585 |
| qe, calculated (mg·g−1) | 4.587 | |
| h (mg·g−1 min ) | 4.367 | |
| k2 (g·mg−1 min) | 0.207 | |
| Δq (%) | 0.017 | |
| Relative error (%) | 0.046 | |
| R2 | 0.999 | |
|
| ||
| Elovich model | qe, experimental (mg·g−1) | 4.585 |
| qe, calculated (mg·g−1) | 4.243 | |
| B (g·mg−1) | 1.799 | |
| α (mg·g−1·min−1) | 25.498 | |
| Δq (%) | 3.725 | |
| Relative error (%) | 7.451 | |
| R2 | 0.886 | |
|
| ||
| Intraparticle diffusion | qe, experimental (mg·g−1) | 4.585 |
| C (mg·g−1) | 3.288 | |
| ki (mg·g−1·min1/2) | 0.117 | |
| Δq (%) | 12.651 | |
| Relative error (%) | 28.288 | |
| R2 | 0.525 | |
|
| ||
| External Diffusion | kext (min−1) | 0.003 |
| C | −1.136 | |
| R2 | 0.459 | |