Sensitive and Simultaneous Determination of Hydroquinone and Catechol in Water Using an Anodized Glassy Carbon Electrode with Polymerized 2-(Phenylazo) Chromotropic Acid

Figure 6

(a) Dependency of transient current on t^−1/2. (b) Chronoamperometric measurements of I_catal/I_d and t^1/2.

(a)

(b)