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. 2015 Apr 29;5(2):241–275. doi: 10.3390/bios5020241

Figure 3.

Figure 3

Comparative voltammograms of a solution containing 20 ppb each of Pb(II), Cd(II) and Zn(II) in 0.1 M acetate buffer (pH 4.5) on in situ plated BFE and MFE on a glassy carbon support. Reprinted from [37] with permission from Elsevier.