Research Article
Evaluation of Activated Carbons Prepared from Bioprecursors for the Removal of Cadmium and Chromium (VI)
Table 5
Comparison of Cd and Cr(VI) qmax with various adsorbents.
| | Adsorbent | Element | Adsorption capacity (mg/g) | References |
| | Sugarcane bagasse | Cr(VI) | 64.52 | [43] |
| | Spartina alterniflora | Cd(II) | 47.85 | [44] |
| | Eichhornia crassipes root | Cr(VI) | 36.34 | [45] |
| | Terminalia arjuna nuts | Cr(VI) | 28.4 | [46] |
| | Viticultural industry wastes | Cd(II) | 75.61 | [47] | | Bael fruit shell | Cr(VI) | 17.27 | [48] |
| | Rice husks | Cr(VI) | 62.9 | [49] |
| | Pterocladia capillacea | Cr(VI) | 66 | [50] |
| | Long-root Eichhornia crassipes | Cd | 1.22 | [51] |
| | Fox nutshell | Cr(VI) | 74.95 | [52] |
| | Aloe vera waste leaves | Cr(VI) | 59.88 | [53] |
| | Jacobi | Cd | 24.69 | [54] |
| | Ziziphus lotus nuclei | Cd | 23.25 | Current work | | Cr(VI) | 17.85 | | Coffee grounds | Cd | 8.84 | | Cr(VI) | 10.52 |
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