Reduced Graphene Oxide/Gold Nanoparticles Modified Screen-Printed Electrode for the Determination of Palmitic Acid

<div>(a) Cyclic voltammogram of VK<sub>3</sub> (4 mM) in acetonitrile/water mixture in the presence of LiClO<sub>4</sub> (3 mM) using bare SPCE; (b) LSV voltammograms of bare SPCE, rGO, and rGO/AuNP-modified SPCE in acetonitrile/water mixture in the presence of VK<sub>3</sub>, LiClO<sub>4</sub>, and palmitic acid (0.536 mM).</div>

Journal of Sensors

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Figure 6

Figure 6: Reduced Graphene Oxide/Gold Nanoparticles Modified Screen-Printed Electrode for the Determination of Palmitic Acid 