Table 3.

Copper concentration in deionized water and physiological serum measured by ICP-OES.

	Cu2+ Concentration (µg/L) Deionized Water		Cu2+ Concentration (µg/L) Physiological Serum
Time (Days)	PU	1% Cu	PU	1% Cu
0	<0.02	<0.02	<0.02	<0.02
0.05	<0.02	<0.02	<0.02	0.06
0.25	<0.02	<0.02	<0.02	0.39
1	<0.02	0.24	<0.02	1.51
2	<0.02	0.27	<0.02	2.43
3	<0.02	0.33	<0.02	2.95
7	<0.02	0.70	<0.02	3.83
14	<0.02	1.26	<0.02	5.44
21	<0.02	1.40	<0.02	5.94