Table 3 The kinetic parameters for bromophenol blue adsorption onto ZnONPs.
Model | Parameter | Value |
|---|---|---|
Pseudo-first order | qe(exp) (mg/g) | 2.53 |
KI (min-1) | 0.0264 | |
qe(cal) (mg/g) | 3.4883 | |
R2 | 0.8280 | |
SSE | 0.7569 | |
Pseudo-second-order | K2 (g/mg min) | 0.0073 |
qecal (mg/g) | 3.0597 | |
R2 | 0.9495 | |
SSE | 0.7411 | |
Intraparticle diffusion | Kd (mg/g min−1/2) | 0.1858 |
C | 0.1215 | |
R2 | 0.9889 | |
SSE | 0.0581 | |
Liquid film diffusion | Kfd | 0.0264 |
Y | 0.3212 | |
R2 | 0.8280 | |
SSE | 4.0134 |