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Constants and correlation coefficients of the two kinetic models for Na(I) adsorption onto γ-PGA/ε-PL hydrogels (N1: 0.0154 mol/L, N2: 0.0308 mol/L, N3: 0.154 mol/L).
| Qe,e (g/g) | Pseudo-First-Order | Pseudo-Second-Order | |||||
|---|---|---|---|---|---|---|---|
| K1 (min−1) | Qe,c (g/g) | Radj2 | K2 (min−1) | Qe,c (g/g) | Radj2 | ||
| N1 | 59.12 | 0.00293 | 48.68 | 0.97646 | 0.000110385 | 63.61 | 0.9983 |
| N2 | 50.80 | 0.00105 | 41.01 | 0.97574 | 0.000105524 | 47.24 | 0.99106 |
| N3 | 26.42 | 0.00104 | 18.66 | 0.93623 | 0.000333858 | 24.49 | 0.9931 |
