|
|
Table 1. Langmuir
adsorption isotherm parameters. |
|
Temp (ºC) |
Pb2+ |
Cd2+ |
||||
| Xm(mg/g) |
K |
R2 |
Xm |
K |
R2 |
|
| 30 |
37.17 |
0.0393 |
0.9986 |
42.19 |
0.0289 |
0.9985 |
| 40 |
52.63 |
0.0380 |
0.9939 |
59.02 |
0.0253 |
0.9979 |
| 50 |
37.59 |
0.0263 |
0.9965 |
46.95 |
0.0208 |
0.9984 |
| 60 |
20.45 |
0.0260 |
0.9992 |
22.47 |
0.0141 |
0.9975 |
| 70 |
8.81 |
0.025 |
0.9985 |
14.03 |
0.0124 |
0.9944 |
| 80 |
5.49 |
0.0120 |
0.9996 |
8.58 |
0.0195 |
0.9956 |
|
|