Type of adsorbent | Na | Mg | Si | K | Ca | V | Cr | Fe | Mn |
AEAC | 15 ± 1 | 160 ± 18 | 631 ± 146 | 281 ± 32 | 5305 ± 495 | 25 ± 4 | 10 ± 4 | 118 ± 31 | 3 ± 0.7 |
CAC | 155 ± 13 | 850 ± 28 | 661 ± 331 | 94 ± 6 | 897 ± 54 | 26 ± 3 | 13 ± 8 | 220 ± 12 | 6 ± 0.4 |
p-value | 0.003 | <0.0001 | 0.893 | 0.008 | 0.004 | 0.734 | 0.660 | 0.019 | 0.005 |
Type of adsorbent | Co | Ni | Cu | Zn | Mo | Cd | Sn | Pb | As |
AEAC | 0.1 ± 0.02 | 2.8 ± 1 | 0.9 ± 0.07 | 3.9 ± 1 | 0.2 ± 0.03 | | 0.1 ± 0.03 | 0.2 ± 0.04 | |
CAC | 0.1 ± 0.01 | 1.1 ± 0.21 | 2.7 ± 1.9 | 6.0 ± 2 | 0.2 ± 0.05 | | 0.2 ± 0.07 | 0.4 ± 0.2 | |
p-value | 0.359 | 0.447 | 0.253 | 0.202 | 0.195 | - | 0.062 | 0.245 | - |