Table 3. Qm for GO/HPAMAM/DAC Compared with Other Adsorbents Reported.
|
Qm (mg/g) |
|||||
|---|---|---|---|---|---|
| adsorbent | Pb(II) | Cd(II) | Cu(II) | temperature (K) | reference |
| graphene oxide/cellulose membranes | 107.9 | 16.7 | 14.3 | 298 | (36) |
| modified biochar | 16.1 | 293 | (37) | ||
| GO/CMC | 76.7 | 46.1 | 82.9 | 293 | (23) |
| lignosulfonate-graphene oxide-polyaniline | 216.4 | 303 | (38) | ||
| multimetal binding biosorbent | 63.4 | 38.3 | 108.1 | 296 | (39) |
| cross-linked grapheme oxide sheets via modified extracted cellulose | 186.5 | 46.4 | 298 | (22) | |
| GO-HBP-NH2–CMC | 150.3 | 137.5 | 298 | (40) | |
| GO/HPAMAM/DAC | 680.3 | 418.4 | 280.1 | 298 | this work |