Voltammetric Determination of Ascorbic Acid Content in Cabbage Using Anthraquinone Modified Carbon Paste Electrode

Figure 10

SWVs of AQMCPE in pH 4.0 PBS containing (a) Karishewa cabbage extract solution, (b) a +5 ml of 2.0 mM standard AA, and (c) b +5 ml of 2.0 mM AA.