Table 2. Electrochemical Properties of the Redox Couple Determined from Rotating Disk Electrode Experiments.
sample | Ik × 10–4 (A cm–2) φ = 0.35 V vs SCE | D (cm2 s–1) | υ (cm2 s–1) |
---|---|---|---|
sodium 9,10-anthraquinone-1-sulfonate | 6.89 × 10–6 | 3.40 × 10–6 | 0.013496 |
sodium 9,10-anthraquinone-2-sulfonate | 2.21 × 10–5 | 3.85 × 10–6 | 0.013572 |