International Journal of Analytical Chemistry / 2020 / Article / Tab 1

Research Article

Simultaneous Detection of Ascorbic Acid, Dopamine, and Uric Acid Using a Novel Electrochemical Sensor Based on Palladium Nanoparticles/Reduced Graphene Oxide Nanocomposite

Table 1

Analytical parameters for individual, selective, and simultaneous detection of AA, DA, and UA at PdNPs/rGO/GCE.

Analytical parameterAnalyteIndividual detectionSelective detectionSimultaneous detection

Linear range (μM)AA300–7000, 8000–20000750–5000500–3500
DA3–50, 60–17013–613–15, 15–42
UA50–1000, 1500–4500500–4000, 4500–7500300–1400
Sensitivity (μA · μM−1 · cm−2)AA0.069, 0.0280.1070.079
DA4.300, 1.4433.25410.893, 6.083
UA0.416, 0.1180.194, 0.0490.481

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