Table 7.
Comparison of the NaX nanozeolites with other adsorbents for removal MG and AO.
| Adsorbent | Dye | Adsorbent dosage | Concentration | pH | Time | Removal/adsorption capacity | Ref |
|---|---|---|---|---|---|---|---|
| Fe3O4/β-cyclodextrin-graphene oxide | MG | 5 mg | 100 mg L−1 | 7 | 2 h | 98% | 55 |
| Amberlite XAD-4 (polymeric resin) | MG | 1.5 g | 10 mg L−1 | 10 | 10 min | 93.12% | 56 |
| Sodium alginate-coated Fe3O4 | MG | 0.03 g | 10 | 7 | 20 min | 47.84 mg g-1 | 57 |
| Polyacrylamide-g Chitosan γ-Fe2O3 | MG | 0.75 g | 60 mg L−1 | 6 | 170 min | 77% | 58 |
| Fe3O4/ activated carbon | MG | 0.1 g | 100 mg L−1 | 6 | 1 h | 96% | 59 |
| NaX nanozeolites | MG | 347 mg | 4 mg L−1 | 8 | 11.5 min | 99.07% | This work |
| Fe3O4/melamine-rich covalent organic polymer | AO | 12 mg | 10 mg L−1 | 6.5 | 4 min | 107.11 mg g-1 | 60 |
| Multiwall carbon nanotubes | AO | 40 mg | 10 mg L−1 | 7 | 1 h | 97% | 61 |
| M5Ca | AO | 16 mg | 5 mg L−1 | 9.5 | 8 min | 17.95 mg g-1 | 62 |
| Diospyros lotus seed powder | AO | 0.1 g | 20 mg L−1 | 6 | 2 h | 26.95 mg g-1 | 63 |
| Sugarcane bagasse | AO | 0.05 g | 200 mg L−1 | 8 | 9 h | 682.8 mg g-1 | 64 |
| Aca-NaAlg-cl-poly(AA) | AO | 0.4 g | 16 mg L−1 | 9 | 20 h | 97.49% | 65 |
| Sodium dodecyl sulfate (SDS) functionalized magnetite nanoparticles | AO | 20 mg | 20 mg L−1 | 6.5 | 40 min | 74% | 66 |
| NaX nanozeolites | AO | 347 mg | 4 mg L−1 | 8 | 11.5 min | 99.61% | This work |
aMetal organic framework-5 (MOF-5) and melamine-terephthaldehyde-based intergrade two imensional π-conjugated covalent organic framework (COF).