Table 1
Comparison of kinetic parameters of three models (pseudo-first order, pseudo-second order, and intraparticle diffusion model)
| Pseudo-first order kinetic model | Pseudo-second order kinetic model | Intra-particle diffusion kinetic model |
|---|---|---|
Adsorbate conc. ( = 50 | Adsorbate conc. ( = 50 | Adsorbate conc. ( = 50 |
experimental  = 0.169 mg/g | experimental  = 0.169 mg/g | experimental  = 0.169 mg/g |
Calculated  = 1910.73 mg/g | Calculated  = 0.1590 mg/g | Calculated  = 0.1126 mg/g |
 = 0.9958 |  = 0.9902 |  = 0.3126 |
 = 0.0555 |  = 4.001 |  = 0.0039 |
| Pseudo-first order kinetic model | Pseudo-second order kinetic model | Intra-particle diffusion kinetic model |
|---|---|---|
| Adsorbate conc. ( = 50 | Adsorbate conc. ( = 50 | Adsorbate conc. ( = 50 |
| experimental = 0.169 mg/g | experimental = 0.169 mg/g | experimental = 0.169 mg/g |
| Calculated = 1910.73 mg/g | Calculated = 0.1590 mg/g | Calculated = 0.1126 mg/g |
| = 0.9958 | = 0.9902 | = 0.3126 |
| = 0.0555 | = 4.001 | = 0.0039 |