Table 3.
Resin | Pseudo-Second-Order | ||
---|---|---|---|
Qe(cal) (mg/g Dry Resin) | k2 (min−1) | R2 | |
CG161M | 12.55 | 0.103 | 0.99 |
50 W × 2 | 7.519 | 0.00900 | 0.96 |
50 W × 4 | 11.74 | 0.00479 | 0.95 |
Qe: the adsorption capacity at equilibrium; k2: the rate constant of pseudo-second-order model.