Table 6 The EDS result of bentonite and clay before and after Zn(II) adsorption
From: Adsorption performance of bentonite and clay for Zn(II) in landfill leachate
Elements | Content/% | |||
|---|---|---|---|---|
Bentonite | Clay | |||
Before adsorption | After adsorption | Before adsorption | After adsorption | |
C | 0.88 | 22.95 | 4.46 | 0.71 |
O | 33.93 | 35.94 | 44.09 | 40.05 |
Na | 2.55 | 0.44 | 0.69 | 0.20 |
Mg | 1.41 | 0.87 | 2.07 | 5.60 |
Al | 7.80 | 5.07 | 9.88 | 10.31 |
Si | 22.06 | 16.83 | 18.19 | 12.28 |
K | 0.30 | 0.20 | 2.78 | 0.31 |
Ca | 0.76 | 1.24 | 0.76 | 0.05 |
Fe | 3.33 | 2.10 | 5.06 | 19.81 |
Zn | 0.00 | 0.33 | 0.00 | 0.53 |