Research Article

Electrochemical Investigation of Catechol at Poly(niacinamide) Modified Carbon Paste Electrode: A Voltammetric Study

Figure 1

Cyclic voltammograms of preparation of poly(niacinamide) MCPE and 1.0 mM of aqueous solution of niacinamide in 0.2 M PBS of pH 7.4 at 10 cycles with scan rate of 0.1 Vs−1.