Specific uptake capacities of MXenes and their derivatives for several pollutants.
| MXene or derivative | Pollutant | Uptake capacity | Reference |
|---|---|---|---|
| Ti3C2(OH/ONa)xF2−x | Pb(ii) | 140 mg g−1 | 43 |
| Ti3C2Tx | Cr(vi) | 250 mg g−1 | 46 |
| Ti3C2(OH)0.8F1.2 | Cr(vi) | 62 mg g−1 | 47 |
| TiO2–C nanocomposite | Cr(vi) | 225 mg g−1 | 47 |
| Ti3C2Tx | Ba(ii) | 9.3 mg g−1 (for initial barium concentration of 55 ppm) | 48 |
| Ti3C2Tx | Cu(ii) | 78.45 mg g−1 | 49 |
| Ti3C2Tx | Methylene blue | 39 mg g−1 | 53 |
| Ti3C2Tx | Methylene blue | 100 mg g−1 | 54 |
| LiOH–Ti3C2Tx | Methylene blue | 121 mg g−1 | 54 |
| NaOH–Ti3C2Tx | Methylene blue | 189 mg g−1 | 54 |
| V2CTx | U(vi) | 174 mg g−1 | 58 |
| V2C(OH)2 | U(vi) | 536 mg g−1 (theoretical) | 58 |
| Ti2C | Pb | 2560 mg g−1 (theoretical) | 45 |
| Ti2CH2 | Pb | 1280 mg g−1 (theoretical) | 45 |
| Ti3C2(OH)2 | U(vi) | 595.3 mg g−1 (theoretical for [UO2(H2O)5]2+) | 60 |
| M2C (M = Ti, Zr, Hf, V, CO2, Nb, Ta, Cr, Mo, and W) | 103–363 mg g−1 (theoretical) | 64 |