Table 3 The chemical makeup of the various capture adsorbents (Bonnard et al., 2005)25.

From: Analysis of the CO2 adsorption on AC: experimentation and statistical studies

Adsorbents

SiO2

Al2O3

CaO

Fe2O3

Na2O

K2O

MgO

CaCO3

AC

45.23

15.45

10.22

11.95

4.3

4.2

6.8

0.5

El Hicha Clay

49.22

13.75

9.34

6.08

1.16

0.56

2.22

-

Carbon Molecular Sieve

38.54

26.42

0.636

1.74

14.8

0.07

0.083

-

Source: Activated Carbon (AC); El Hicha Clay; Molecular Sieve