Table 7.
Comparative evaluation of adsorbent capacities for the removal of selected pharmaceuticals from aqueous solutions.
| Adsorbent | Adsorbate | pH |
Temp (°C) |
Conc. Range (mg L−1) |
Surface Area (m2 g−1) |
Freundlich Sorption Capacity (KF) |
Langmuir Sorption Capacity (mg g−1) |
Reference |
|---|---|---|---|---|---|---|---|---|
| MCM-41 | Diclofenac | 7.0 | 25 | 0.04−0.3 | 755 | 0.05 | 0.11 | [168] |
| SBA-15 | Diclofenac | 7.0 | 25 | 0.04−0.3 | 890 | 0.11 | 0.13 | [168] |
| SBA-15 | Diclofenac | 5.0 | 25 | 0.01−0.3 | 737 | 0.72 | 0.34 | [55] |
| SBA-15 | Ibuprofen | 5.0 | 25 | 0.01−0.3 | 737 | 1.50 | 0.41 | [55] |
| SBA-15 | Ketoprofen | 5.0 | 25 | 0.01−0.3 | 737 | 1.09 | 0.28 | [55] |
| AMCM-41 | Tetracycline | 7.0 | 30 | 300 | 485 | 368.58 | 415.10 | [170] |
| AMCM-41 | Tetracycline | 7.0 | 40 | 300 | 485 | 364.21 | 417.50 | [170] |
| AMCM-41 | Tetracycline | 7.0 | 50 | 300 | 485 | 362.15 | 419.30 | [170] |