Table 3 Comparison of adsorption of MB on different adsorbents
From: Adsorptive removal of methylene blue by agar: effects of NaCl and ethanol
Adsorbent | qmax (mg g-1) | Wadsorbent (g) | pH | Isotherm | T (K) | [MB] (mg/L) | Volume(ml) | Reference |
|---|---|---|---|---|---|---|---|---|
pumpkin seed hull | 141.92 | 0.3 | neutral | Langmuir | 303 | 25-300 | 200 | [24] |
fuel oil fly ash | 47 | 7 | 7 | experimental | 298 | 0-1000 | 50 | [25] |
sepiolite | 59.81 | 5 | 9 | kinetics | room temp. | 384 | 24 | [26] |
silica nano-sheets | 9.7 | 0.23 | 5.5 | kinetics | 293 | 22.39 | 90 | [27] |
beer brewery waste | 4.92 | 0.5 | 7 | kinetics | 298 | 2.5 | 2000 | [28] |
activated carbon | 378.56 | 0.01 | neutral | Langmuir | 305 | 0-1000 | 50 | [29] |
SDS-modified zeolite | 12.32 | 0.25 | 6-9 | experimental | 298 | 25 | 25 | [30] |
KNbO3 | 1.48 | 0.25 | 1 | Langmuir | room temp. | 2-10 | 250 | [31] |
Agar | 47.53 | 0.034 | neutral | experimental | 328 | 12.8-121.5 | 10 | this study |