Initial dye concentration (mg/L) | qeexp (mg/g) | Pseudo-first-order kinetic model | Pseudo-second-order kinetic model | ||||
qe cal. | K1 | R2 | qecal. | K2 | R2 | ||
20 | 18.2 | 3.1 | 0.015 | 0.9013 | 18.4 | 0.012 | 0.9996 |
40 | 37.8 | 5.5 | 0.024 | 0.927 | 38.46 | 0.009 | 0.9999 |
60 | 57.75 | 11.3 | 0.026 | 0.9311 | 59.17 | 0.0042 | 0.9998 |
80 | 77.6 | 26.014 | 0.033 | 0.9805 | 80.65 | 0.0023 | 0.9997 |
100 | 98.55 | 86.34 | 0.044 | 0.9639 | 103.1 | 0.00126 | 0.9998 |