| Pseudo-first-order | Pseudo-second-order | |||||
Co | qe,exp | qe1,cal | k1 | R2 | qe2,cal | k2 | R2 |
(mg·L−1) | (mg·g−1) | (mg·g−1) | (min−1) | (mg·g−1) | (g·mg−1·min−1) | ||
60 | 28.02 | 2.363 | 0.01385 | 0.3565 | 28.10 | 0.1810 | 1.000 |
80 | 34.30 | 3.105 | 0.02409 | 0.4681 | 34.45 | 0.09533 | 1.000 |
100 | 37.12 | 5.312 | 0.03916 | 0.4167 | 37.36 | 0.07656 | 0.9999 |
Intraparticle diffusion | |||||||
Co | qe,exp | Kp1 | R12 | Kp2 | Kp3 | ||
(mg·L−1) | (mg·g−1) | (mg·g−1·min−0.5) | (mg·g−1·min−0.5) | (mg·g−1·min−0.5) | |||
60 | 28.02 | 3.769 | 0.9279 | 0.7200 | 0.9753 | 0.03125 | 0.5724 |
80 | 34.30 | 5.664 | 0.9157 | 1.365 | 0.9720 | 0.06186 | 0.6042 |
100 | 37.12 | 15.32 | 0.9413 | 3.333 | 0.9187 | 0.1158 | 0.6409 |