Research Article
Synthesis and Characterization of Hydroxyapatite- (HAP-) Clay Composites and Adsorption Studies on Methylene Blue for Water Treatment
Table 2
Adsorption capacities for some related adsorbents.
| Adsorbent | Adsorption capacity (mg/g) | Reference |
| Raw kaolin | 8.8 | [14] | Raw kaolin | 7.59 | [14] | NaOH treated pure kaolin | 20.49 | [14] | NaOH treated raw kaolin | 16.34 | [14] | Clay | 6.3 | [12] | Bentonite | 151–175 | [14] | HAP | 14.3 | [43] | HAP:Bentonite mix | 20.70 | This research |
|
|