Table 1. Kinetic Parameters of Various Models Fitted to the Experimental Data for the Adsorption of MB by a Polymer.
| kinetic model | equation | parameter | value |
|---|---|---|---|
| pseudo-first order | ![]() |
R2 | 0.9961 |
| q1 (mg g–1) | 97 | ||
| k1 (min–1) | 0.24 | ||
| pseudo-second order | ![]() |
R2 | 1 |
| q2 (mg g–1) | 97.1 | ||
| k2 (g mg–1 min–1) | 0.04 | ||
| intraparticle diffusion | ![]() |
R2 | 0.6489 |
| C (mg g–1) | 82.4 | ||
| kp (mg g–1 min–1/2) | 2.30 | ||
| experimental capacity | ![]() |
qexp. (mg g–1) | 97.3 |



