Fluoride ion adsorption capacity of various adsorbents.
| Adsorbent | F−qmax (mg g−1) | Reference |
|---|---|---|
| Modified kaolinite clay | 0.1 | 75 |
| La(iii)-loaded bentonite/chitosan beads (La-BCB) | 2.87 | 76 |
| Glauconite (G) | 1.152 | This study |
| Montmorillonite clay | 1.49 | 77 |
| Montmorillonite chitosan biocomposite (MMT@CS) | 1.83 | 78 |
| Modified chitosan-glauconite composite (GL-CS/G) | 4.31 | This study |
| SDS-modified glauconite (SDS-CS/G) | 4.55 | This study |
| EDTA-modified glauconite (EDTA-GL-CS/G) | 6.90 | This study |
| CTAB-modified glauconite (CTAB-CS/G) | 9.03 | This study |
| Modified attapulgite | 11.1 | 79 |