| Electrolyte | Current density (A∙g−1) | ||||
| 1 | 2 | 3 | 4 | 5 | |
| 1 mol∙L−1 KOH | 337.3 | 330.1 | 300.5 |
|
|
| +0.01 mol∙L−1 K3[Fe(CN)6] | 672.8 | 400.1 | 270.4 | 353.0 | 293.9 |
| +0.02 mol∙L−1 K3[Fe(CN)6] | 678.6 | 586.1 | 488.4 | 416.8 | 334.7 |
| +0.03 mol∙L−1 K3[Fe(CN)6] | 691.2 | 513.8 | 374.9 | 270.8 | 129.8 |
| +0.04 mol∙L−1 K3[Fe(CN)6] | 920.5 | 721.9 | 530.8 | 397.4 | 264.3 |