|
| First-order kinetic model | Second-order kinetic model | Measured qeq,exp [mg/g] | ||||
k1 × 102 [min−1] | qeq,cal [mg/g] | R2 | k2 × 104 [g/mg min] | qeq,cal [mg/g] | R2 | |||
Initial pH | 3.2 | 4.88 | 101.62 | 0.99 | 6.27 | 111.84 | 0.99 | 102.09 |
7 | 2.44 | 97.05 | 0.97 | 3.86 | 109.63 | 0.99 | 99.96 | |
10 | 2.31 | 93.33 | 0.96 | 3.67 | 100.83 | 0.99 | 95.95 |