Table 7.
Comparison of adsorption capacity of various adsorbents for MB and MG.
| Adsorbent | Adsorption Capacity for MB (mg g−1) | Adsorption Capacity for MG (mg g−1) | Reference |
|---|---|---|---|
| Fe3O4@SiO2-EDA-COOH | 43.15 | - | [43] |
| γ-Fe2O3/SiO2 nanocomposite | 116.10 | - | [44] |
| Mesoporous Fe3O4@SiO2 | 33.12 | - | [45] |
| Fe3O4@SiO2-CR | 31.44 | - | [46] |
| Fe2O3@mSiO2 | 208.31 | - | [47] |
| Carboxylic-functionalized superparamagnetic mesoporous silica microspheres | 109.80 | - | [20] |
| CoFe2O4-SiO2 | - | 75.50 | [48] |
| Fe3O4@SiO2-CPTS magnetic NPs | - | 25.50 | [49] |
| GO | - | 27.16 | [50] |
| SWCNT-COOH | - | 19.84 | [51] |
| Fe3O4-SBA15 | 239.17 | 30.73 | This work |
| Fe3O4-SBA15-COOH-0.05 | 254.58 | 39.28 | This work |
| Fe3O4-SBA15-COOH-0.1 | 256.09 | 126.55 | This work |