Table 1.
A comparison of the regragration factor of the linear plots of different kinetic equations for the adsorption of Rh-B on UBTL at pH = 2.0
|
Initial concentration (mg/L) |
R2 |
||
| |
First-order |
Second-order |
Pseudo-second-order |
| |
kinetic |
kinetic |
kinetic |
| 15.42 |
0.9071 |
0.9755 |
0.9997 |
| 47.097 |
0.9864 |
0.9817 |
0.9973 |
| 78.386 |
0.9557 |
0.9926 |
0.9982 |
| 97.946 |
0.9617 |
0.9881 |
0.9962 |
| 254.852 |
0.9003 |
0.9336 |
0.9982 |
| 495.493 |
0.9206 |
0.9436 |
0.9952 |
| 745.489 | 0.9361 | 0.9501 | 0.9938 |