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

-