Table 7.
Adsorption capacities (AC) and other parameters for the removal of fluoride by Carbon based sorbents
| Adsorbent | AC (mg/g) | CR (mg/L) | pH | Ref. |
|---|---|---|---|---|
| MWCNTs |
- |
1-100 |
5-9 |
[87] |
| (PAOA) modified carbon |
3.2-11.8 |
50-200 |
7 |
[88] |
| Al-impregnated hierarchal web of carbon fibres |
17.0 |
0.1-50 |
- |
[91] |
| MnO2-coated granular activated carbon |
- |
3-35 |
5.2 |
[92] |
| Various grades of graphite |
0.16-3.13 |
2-10 |
7.0 |
[93] |
| CMPNS |
2.3 |
5–40 |
7.0 |
[94] |
| Graphene |
17.65 |
5-30 |
7.0 |
[95] |
| cerium dispersed in carbon (CeDC) | 52 | 2.8-8.3 | 8.0 | [96] |