International Journal of Electrochemistry / 2018 / Article / Fig 2

Research Article

A New Approach for the Determination of Benzocaine and Procaine in Pharmaceuticals by Single-Sweep Polarography

Figure 2

Polarogramms in a PMS solution without BC or PC (1) and the solutions of BC (2) and PC (3) after oxidation at pH 9 and heating to 60°C. = 10−3 mol·L−1, = = 5·10−5 mol·L−1. Phosphate buffer was used as supporting electrolyte, =0.2 mol·L−1 and рH=4.

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