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. 2008 Nov 12;8(11):7157–7171. doi: 10.3390/s8117157

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© 2008 by the authors; licensee Molecular Diversity Preservation International, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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Figure 7. — Chronopotentiograms registered for a mercury concentration of 20 μg/L to which different amounts of Cu(II) were added. The ratios C_Cu(II)/C_Hg(II) were of : 0 (1); 1(2); 2 (3); 5 (4); 10 (5); 20 (6); 25 (7); 50 (8). Experimental conditions were as described at the working procedure.