Table 4.

The selective sorbents surface chemical analysis of the nanocomposites MCS

Chemical element	Contents, wt%
Point	1	2	1	2
Sample	MCS 2		MCS 4
Mg	1.1	0.4	1.8	5.7
Al	3.1	0.6	1.9	12.8
Si	14.3	2.6	6.2	36.8
Ca	6.6	1.7	1.7	3.4
Fe	74.9	94.7	88.4	41.3
Sample	MCS 7		MCS 10
Mg	0.4	2.7	1.1	0.4
Al	0.7	3.0	1.6	0.7
Si	2.5	9.8	6.2	2.2
Ca	4.2	7.6	0.8	0.3
Fe	92.2	76.9	90.3	96.4