New Class of Antimicrobial Agents: SBA-15 Silica Containing Anchored Copper Ions

Table 2

Juxtaposition of the content of trace copper in the nutrient broth medium after assumed steering time for the samples investigated under antimicrobial tests. Initial suspension contains concentration of the specimen in the broth medium of 1 g/L.

Time [h]	Cu content
	SBA-CuO 10%	SBA-CuO 5%	SBA-prop-POOCu 5%	SBA-prop-POOCu 10%
0	0	0	0	0
1	4.384	2.439	0.103	0.098
24	14.081	9.324	0.782	0.843
48	21.971	14.093	2.065	1.891
72	25.221	17.546	2.238	3.398