Anodic Determination of Acetylsalicylic Acid at a Mildly Oxidized Boron-Doped Diamond Electrode in Sodium Sulphate Medium

Figure 2

Cyclic voltammograms of 0.03 mM ASA. Effect of scan rate: (1) 0.005 Vs⁻¹, (2) 0.01 Vs⁻¹, (3) 0.015 Vs⁻¹, (4) 0.02 Vs⁻¹, (5) 0.025 Vs⁻¹, (6) 0.03 Vs⁻¹; supporting electrolyte: 0.1 M Na₂SO₄ pH 7; starting potential: 0 V versus SCE; potential range: 0 V → +1.25 V → 0 V versus SCE.