Desorbent | Adsorbed Cr(III) (mg) | Adsorbed Cr(III) (%) | Desorbed Cr(III) (mg) | Desorbed Cr(III) (%) |
0.01 M-HCl | 343 ± 3 | 73.3 ± 0.6 | 122 ± 2 | 35.4 ± 0.8 |
0.1 M-HCl | 334 ± 2 | 71.4 ± 0.5 | 144 ± 3 | 43.1 ± 0.5 |
1 M-HCl | 335 ± 3 | 71.6 ± 0.6 | 151± 2 | 45.2 ± 0.2 |
0.01 M-Na2CO3 | 333 ± 3 | 71.2 ± 0.6 | 14 ± 1 | 4.2 ± 0.2 |
0.1 M-Na2CO3 | 334 ± 2 | 71.4 ± 0.5 | 46 ± 1 | 13.6 ± 0.3 |
1 M-Na2CO3 | 334 ± 3 | 71.4 ± 0.5 | 80 ± 1 | 23.8 ± 0.1 |