Table 4 Isotherm parameters obtained from SDP adsorption on ASAA and ASAS at pH of 6.95, DA=50g/l, C 0 = 161.92 mg/l
From: Adsorptive treatment of brewery effluent using activated Chrysophyllum albidium seed shell carbon
Adsorbent | Temperature (°C) | Langmuir | Freudlich | Temkin | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Â | Â | qmax(mg/g) | KL(l/mg) | R2 | RL | SSE (%) | KF(l/mg) | n | R2 | SSE (%) | bT(KJ/mol) | KT(l/g) | R2 | SSE (%) |
ASAA | 20 | 2.110 | 1.011 | 0.9916 | 0.0600 | 0.091 | 0.0810 | 2.801 | 0.893 | 1.041 | 7.221 | 13.381 | 0.2011 | 143.300 |
| Â | 25 | 2.300 | 1.039 | 0.9934 | 0.0059 | 0.096 | 0.807 | 2.914 | 0.891 | 2.213 | 6.483 | 450.969 | 0.3800 | 121.770 |
| Â | 30 | 2.500 | 1.060 | 0.9941 | 0.0570 | 0.093 | 0.800 | 2.900 | 0.896 | 1.881 | 4.017 | 5.891 | 0.1220 | 109.810 |
ASAS | 20 | 2.100 | 1.001 | 0.9910 | 0.0061 | 0.093 | 0.790 | 2.900 | 0.839 | 1.371 | 6.121 | 13.314 | 0.1010 | 133.410 |
| Â | 25 | 2.150 | 1.020 | 0.9910 | 0.0060 | 0.098 | 0.830 | 2.780 | 0.771 | 2.710 | 3.874 | 17.967 | 0.4750 | 141.410 |
| Â | 30 | 2.300 | 1.050 | 0.9914 | 0.0584 | 0.096 | 0.950 | 2.780 | 0.799 | 2.011 | 2.212 | 170.331 | 0.1220 | 188.014 |