Table 5 Comparison of the IDM and FIM rate constants and calculated parameters for different initial AY36 dye concentrations.
From: Adsorption of Acid Yellow 36 and direct blue 86 dyes to Delonix regia biochar-sulphur
DRB-S dosage | AY36 (ppm) | IDM | FIM | |||
---|---|---|---|---|---|---|
Kdif | C | R2 | KFD | R2 | ||
0.75 g L–1 | 50 | 0.708 | 56.240 | 0.778 | 0.022 | 0.923 |
75 | 1.238 | 82.553 | 0.826 | 0.044 | 0.974 | |
100 | 2.163 | 102.820 | 0.854 | 0.033 | 0.878 | |
125 | 3.275 | 115.160 | 0.985 | 0.026 | 0.925 | |
150 | 4.131 | 136.200 | 0.978 | 0.035 | 0.854 | |
1.0 g L–1 | 50 | 0.438 | 43.544 | 0.913 | 0.017 | 0.958 |
75 | 0.514 | 67.210 | 0.956 | 0.025 | 0.984 | |
100 | 1.173 | 82.968 | 0.926 | 0.027 | 0.925 | |
125 | 1.313 | 104.910 | 0.851 | 0.034 | 0.985 | |
150 | 2.311 | 115.770 | 0.783 | 0.026 | 0.917 | |
1.25 g L–1 | 50 | 0.333 | 35.265 | 0.880 | 0.016 | 0.936 |
75 | 0.334 | 54.908 | 0.954 | 0.029 | 0.949 | |
100 | 0.722 | 69.768 | 0.896 | 0.026 | 0.962 | |
125 | 1.015 | 85.682 | 0.824 | 0.023 | 0.940 | |
150 | 1.552 | 97.532 | 0.807 | 0.043 | 0.988 | |
1.5 g L–1 | 50 | 0.239 | 29.899 | 0.878 | 0.015 | 0.933 |
75 | 0.230 | 46.420 | 0.923 | 0.020 | 0.987 | |
100 | 0.503 | 59.592 | 0.917 | 0.019 | 0.965 | |
125 | 0.557 | 75.290 | 0.826 | 0.022 | 0.640 | |
150 | 0.990 | 86.000 | 0.748 | 0.020 | 0.889 | |
1.75 g L–1 | 50 | 0.172 | 26.141 | 0.838 | 0.013 | 0.819 |
75 | 0.150 | 40.123 | 0.736 | 0.008 | 0.580 | |
100 | 0.283 | 52.808 | 0.890 | 0.019 | 0.942 | |
125 | 0.460 | 64.998 | 0.784 | 0.023 | 0.949 | |
150 | 0.696 | 76.047 | 0.824 | 0.021 | 0.845 |