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Comparison of Cd(II) ion maximum adsorption capacity using different clays and other materials.
| Metal ion | Adsorbent | Maximum adsorption capacity Qmax (mg/g) | Reference |
|---|---|---|---|
| Cd(II) | Ball clay | 27.27 | [16] |
| Commercial (AC) | 31.9 | [66] | |
| Pure smectite | 3.87 | [67] | |
| Waste eggshell | 23.4 | [37] | |
| Recycled ligno-cellulose | 51.28 | [68] | |
| Cork biomass | 14.77 | [69] | |
| Luffa cylidrica | 7.29 | [70] | |
| Bone meal apatite | 116.16 | [13] | |
| AMKC | 388.80 | Present Study |
