Adsorbate | Adsorbent dosage | Â | Elovich kinetics for PWB | Â | Elovich kinetics for CWB | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
qe(cal.) (mg g−1) | β | α | R2 | SSE | qe(cal.) (mg g− 1) | β | α | R2 | SSE | ||
Pb | 0.05 | 0.49 | 14.5 | 0.056 | 0.953 | 0.002 | 0.39 | 18.2 | 0.044 | 0.955 | 0.001 |
0.1 | 0.48 | 14.7 | 0.055 | 0.952 | 0.002 | 0.38 | 18.5 | 0.043 | 0.956 | 0.001 | |
0.25 | 0.37 | 18.9 | 0.043 | 0.948 | 0.002 | 0.30 | 23.8 | 0.034 | 0.955 | 0.001 | |
0.5 | 0.30 | 23.8 | 0.034 | 0.948 | 0.001 | 0.21 | 34.5 | 0.024 | 0.955 | 0.000 | |
0.75 | 0.23 | 30.3 | 0.027 | 0.949 | 0.001 | 0.16 | 43.5 | 0.019 | 0.955 | 0.000 | |
1 | 0.18 | 38.5 | 0.021 | 0.937 | 0.000 | 0.13 | 52.6 | 0.015 | 0.951 | 0.000 | |
1.5 | 0.13 | 52.6 | 0.015 | 0.937 | 0.000 | 0.10 | 71.4 | 0.011 | 0.951 | 0.000 | |
2 | 0.10 | 71.4 | 0.011 | 0.937 | 0.000 | 0.08 | 90.9 | 0.009 | 0.951 | 0.000 | |
3 | 0.07 | 100.0 | 0.008 | 0.939 | 0.000 | 0.06 | 125.0 | 0.006 | 0.951 | 0.000 | |
5 | 0.04 | 166.7 | 0.005 | 0.935 | 0.000 | 0.04 | 200.0 | 0.004 | 0.952 | 0.000 | |
Mn | 0.05 | 1.76 | 4.0 | 0.201 | 0.952 | 0.032 | 1.55 | 4.6 | 0.176 | 0.956 | 0.028 |
0.1 | 1.71 | 4.1 | 0.195 | 0.952 | 0.031 | 1.53 | 4.6 | 0.174 | 0.956 | 0.026 | |
0.25 | 1.20 | 5.9 | 0.137 | 0.948 | 0.016 | 1.07 | 6.6 | 0.121 | 0.955 | 0.013 | |
0.5 | 0.84 | 8.6 | 0.107 | 0.948 | 0.000 | 0.81 | 8.8 | 0.092 | 0.955 | 0.008 | |
0.75 | 0.76 | 9.3 | 0.086 | 0.948 | 0.006 | 0.63 | 11.1 | 0.072 | 0.954 | 0.005 | |
1 | 0.61 | 11.5 | 0.07 | 0.937 | 0.004 | 0.52 | 13.6 | 0.059 | 0.95 | 0.003 | |
1.5 | 0.47 | 15.2 | 0.053 | 0.937 | 0.002 | 0.38 | 18.9 | 0.045 | 0.95 | 0.001 | |
2 | 0.37 | 18.9 | 0.043 | 0.937 | 0.002 | 0.31 | 22.8 | 0.035 | 0.95 | 0.001 | |
3 | 0.26 | 27.0 | 0.03 | 0.936 | 0.001 | 0.23 | 31.3 | 0.026 | 0.95 | 0.001 | |
5 | 0.16 | 43.5 | 0.019 | 0.936 | 0.000 | 0.14 | 50.0 | 0.016 | 0.95 | 0.000 | |
Cu | 0.05 | 0.45 | 15.9 | 0.051 | 0.952 | 0.003 | 0.51 | 13.9 | 0.058 | 0.957 | 0.003 |
0.1 | 0.44 | 16.1 | 0.050 | 0.952 | 0.003 | 0.47 | 15.2 | 0.053 | 0.957 | 0.002 | |
0.25 | 0.35 | 20.0 | 0.041 | 0.948 | 0.001 | 0.35 | 20.0 | 0.041 | 0.955 | 0.001 | |
0.5 | 0.28 | 25.0 | 0.032 | 0.948 | 0.001 | 0.26 | 27.0 | 0.030 | 0.955 | 0.001 | |
0.75 | 0.23 | 30.3 | 0.027 | 0.948 | 0.000 | 0.20 | 35.8 | 0.023 | 0.954 | 0.000 | |
1 | 0.19 | 37.0 | 0.022 | 0.937 | 0.000 | 0.17 | 41.7 | 0.019 | 0.955 | 0.000 | |
1.5 | 0.14 | 50.0 | 0.016 | 0.937 | 0.000 | 0.13 | 55.6 | 0.014 | 0.955 | 0.000 | |
2 | 0.11 | 62.5 | 0.013 | 0.937 | 0.000 | 0.10 | 71.4 | 0.011 | 0.949 | 0.000 | |
3 | 0.08 | 90.9 | 0.009 | 0.936 | 0.000 | 0.07 | 100.0 | 0.008 | 0.949 | 0.000 | |
5 | 0.05 | 142.9 | 0.006 | 0.937 | 0.000 | 0.04 | 166.7 | 0.005 | 0.948 | 0.000 |