Variable |
Langmuir isotherm model parameter |
Friendlier isotherm model parameter |
qmax |
KL |
RL |
r2 |
KF |
n |
r2 |
Temperature |
30°C |
3.83 |
9.01 |
0.0024 |
0.991 |
4.92 |
17.24 |
0.912 |
40°C |
4.26 |
7.04 |
0.0016 |
0.995 |
4.87 |
20.40 |
0.935 |
50°C |
4.74 |
6.01 |
0.0033 |
0.975 |
4.85 |
29.41 |
0.946 |
60°C |
5.02 |
5.53 |
0.0036 |
0.997 |
4.79 |
35.71 |
0.949 |
pH |
5 |
3.61 |
1.091 |
0.0179 |
0.986 |
5.86 |
5.81 |
0.93 |
6 |
3.89 |
5.025 |
0.0039 |
0.995 |
4.94 |
14.92 |
0.87 |
7.5 |
4.56 |
13.69 |
0.0014 |
0.999 |
4.98 |
7.93 |
0.68 |
8 |
4.51 |
17.01 |
0.0011 |
0.945 |
5.10 |
13.69 |
0.90 |
9 |
3.11 |
0.245 |
0.0751 |
0.966 |
5.49 |
6.66 |
0.91 |
Adsorbent particle size (mm) |
0.150 |
4.56 |
7.191 |
0.0166 |
0.988 |
4.88 |
7.85 |
0.90 |
0.355 |
3.79 |
9.225 |
0.0123 |
0.985 |
4.91 |
10.96 |
0.89 |
0.5 |
3.56 |
14.69 |
0.0030 |
0.999 |
4.99 |
12.93 |
0.75 |
2.0 |
2.51 |
19.41 |
0.0022 |
0.965 |
5.22 |
13.69 |
0.80 |
Adsorbent dose (mg) |
0.5 |
4.61 |
3.088 |
0.0109 |
0.976 |
5.75 |
8.83 |
0.89 |
1.0 |
3.39 |
6.045 |
0.0059 |
0.995 |
5.31 |
10.94 |
0.90 |
1.5 |
2.46 |
10.69 |
0.0034 |
0.998 |
4.98 |
11.95 |
0.88 |
2.0 |
1.9 |
14.01 |
0.0023 |
0.977 |
5.01 |
13.69 |
0.92 |
Adsorbate concentration (mg/l) |
50 |
3.85 |
6.650 |
0.0199 |
0.986 |
5.80 |
12.81 |
0.91 |
75 |
3.78 |
5.760 |
0.0133 |
0.993 |
4.98 |
14.95 |
0.90 |
100 |
4.11 |
10.65 |
0.0083 |
0.998 |
5.22 |
17.22 |
0.88 |
125 |
3.51 |
16.09 |
0.0045 |
0.985 |
5.10 |
20.69 |
0.85 |
150 |
3.03 |
21.24 |
0.0013 |
0.976 |
5.21 |
25.65 |
0.91 |
|