Materials | qe,exp (mg/g) | Pseudo-first-order model | Pseudo-second-order model | ||||
qe,cal (mg/g) | k1 | R2 | qe,cal (mg/g) | k2 | R2 | ||
PVA/PAA | 38.52 | 33.04 | 0.0364 | 0.987 | 42.16 | 8.24 × 10−4 | 0.997 |
MnO2-PVA/PAA | 227.87 | 193.29 | 0.0405 | 0.957 | 242.56 | 1.69 × 10−4 | 0.987 |