Table 4 Uptake capacities and distribution coefficient values of different metal ions against unmodified DEAE cellulose and modified cellulose phases at pH 6.0 and 25°C
From: Cellulose-lanthanum hydroxide nanocomposite as a selective marker for detection of toxic copper
Metal ions | Unmodified DEAE cellulose | LC | LC2 | LC3 | ||||
|---|---|---|---|---|---|---|---|---|
qe(mgg-1) | Kd(mLg-1) | qe(mgg-1) | Kd(mLg-1) | qe(mgg-1) | Kd(mLg-1) | qe(mgg-1) | Kd(mLg-1) | |
Cd(II) | 0.62 | 1.42 × 102 | 0.75 | 1.76 × 102 | 0.00 | 0.00 | 0.92 | 2.24 × 102 |
Co(II) | 0.73 | 1.71 × 102 | 0.73 | 1.70 × 102 | 1.90 | 6.15 × 102 | 1.86 | 5.93 × 102 |
Cr(III) | 2.33 | 8.70 × 102 | 2.15 | 7.53 × 102 | 4.01 | 4.07 × 103 | 4.27 | 5.88 × 103 |
Cr(VI) | 2.46 | 9.67 × 102 | 4.71 | 1.61 × 104 | 4.14 | 4.83 × 103 | 4.69 | 1.51 × 104 |
Cu(II) | 0.18 | 3.78 × 101 | 4.17 | 5.01 × 103 | 4.42 | 7.68 × 103 | 4.99 | 4.54 × 105 |
Fe(III) | 2.37 | 8.98 × 102 | 2.03 | 6.85 × 102 | 3.76 | 3.02 × 103 | 4.29 | 6.02 × 103 |
Ni(II) | 0.26 | 5.46 × 101 | 0.27 | 5.69 × 101 | 0.00 | 0.00 | 0.48 | 1.05 × 102 |
Zn(II) | 0.81 | 1.92 × 102 | 0.84 | 2.03 × 102 | 2.19 | 7.79 × 102 | 1.09 | 2.79 × 102 |