Table 4.
Comparison of adsorption capacities (qm, mg/g) and rates (T, min) of various adsorbents for Ce(III) and Gd(III).
| Adsorbent | Ce(III) | Gd(III) | References | ||
|---|---|---|---|---|---|
| qm (mg/g) | T (min) | qm (mg/g) | T (min) | ||
| Zn/Al LDH-intercalated cellulose | 96.25 | 10 | − | − | Iftekhar et al., 2017 |
| Corn style | 180.20 | 240 | − | − | Jaya et al., 2014 |
| Prawn carapace | 218.30 | 360 | − | − | Jaya et al., 2014 |
| Mesoporous conjugate adsorbent | 192.31 | 25 | − | − | Awual et al., 2013 |
| Loofah fiber-g-acrylic acid (LF-AA) | 527.5 | 120 | − | − | Liu et al., 2017 |
| Wheat straw | 298.60 | 100 | − | − | Zhou et al., 2016 |
| Poly(allylamine)/silica composite | 111.8 | 60 | − | − | Zhou S. et al., 2014 |
| Colloidal graphene oxide | − | − | 286.86 | 30 | Chen et al., 2014 |
| 1,2-HOPO-SAMMS | − | − | 80 | 30 | Yantasee et al., 2010 |
| Cross-linked polyvinyl amidoxime fiber | − | − | 14.83 | 150 | Yang et al., 2018 |
| By-pass cement | − | − | 100 | Ali et al., 2011 | |
| Polyethyleneglycol (phosphomolybdate and tungstate) | − | − | 57 | − | Zhang et al., 2009 |
| CTS-g-(AA-co-SS)/ISC hydrogel | 174.05 | 20 | 223.79 | 20 | Wang et al., 2017a |
| Kenaf cellulose-based poly(hydroxamic acid) | 245 | − | 220 | − | Rahman et al., 2017 |
| CMC-g-PAM/ATP | 205.48 | 30 | 216.73 | 30 | This study |