0.1 M phosphate buffer (pH 7.0) containing 0.5 M KCl.
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| Figure 7: Cyclic voltammograms of PBNPs (a) and graphene-PBNPs composite (b) modified electrodes in the absence (1) and presence (2) of 1 mM H2O2 in 0.1 M phosphate buffer (pH 7.0) containing 0.5 M KCl. |
