Research Article
Evaluation of Agrowaste Species for Removal of Heavy Metals from Synthetic Wastewater
Table 6
Adsorption efficiencies of some selected adsorbents.
| Adsorbents | Adsorbents | Q max | Reference |
| Untreated rice husk | Direct dyes | 2.4 | [47] | Activated rice husk | Direct dyes | 4.3 | [47] | Red-mud | Ni+2 | 0.0018 | [48] | Peanut hulls | Fe+3 and Cu+2 | 79.28 and 96.58 mg/g for Fe+3 and Cu+ | [49] | Zeolite derived from fly ash | Cu+2 | 14.7 | [50] | Ag nanoparticle-loaded activated carbon (Ag-NP-AC) | Cu+2 | 60 | [51] | Iron oxide-coated eggshell powder | Cu+2 | 6.7 | [52] | Chitosan | Cu+2 | 62.4 | [53] |
|
|