Review Article
Application of Iron Oxide Nanomaterials for the Removal of Heavy Metals
Table 3
Overview of various iron oxide nanomaterials for removal of arsenic.
| Adsorbents | BET surface area (m2/g) |
Adsorption capacity (mg/g) | References | As (III) | As (V) |
| Magnetite-silica | 163.54 | — | 170 | [66] | MnFe2O4 | 138 | 93.8 | 90.4 | [67] | CoFe2O4 | 101 | 100.3 | 73.8 | [67] | Magnetic-graphene | 148 | 13.10 | 5.83 | [68] | Fe3O4-BC cellulose | | — | 36.9 | [69] | Mesoporous Fe2O3@C | 877 | 29.4 | 17.9 | [70] | Magnetic binary oxide nanoparticles | 123.8 | 23.25 | — | [71] | Fe3O4 wheat saw | | 3.9 | 8.06 | [72] | MI/CNTs | 662.1 | 8.13 | 9.74 | [73] |
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