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. Author manuscript; available in PMC: 2009 Mar 29.
Published in final edited form as: Anal Chem. 2006 Nov 1;78(21):7577–7581. doi: 10.1021/ac061451q

Figure 2.

Figure 2

Cyclic voltammograms of 1.0 × 10−3 M 1 before (solid line) and after (dashed line) addition of GSH (1.0 × 10−2 M) in 70:30 MeOH/H2O (0.050 M phosphate buffer, pH 7.3) solution, ν = 0.1 V·s−1. Arrows indicate the direction of the voltammetric scans.