| Inhibitors | Cinh /M | βc /(mV·dec–l) | R /(Ω·cm2) | Icorr /(10–4 A·cm–2) | Ecorr /V | IE /% |
| Blank | 8.5 | 24.1 | 9.849 | –0.489 | — | |
| BOP | 1 × 10–5 | 7.0 | 36.6 | 6.867 | –0.469 | 30.28 |
| 5 × 10–5 | 8.7 | 41.6 | 5.982 | –0.471 | 39.26 | |
| 1 × 10–4 | 9.2 | 51.3 | 4.826 | –0.463 | 51.00 | |
| 1 × 10–3 | 5.2 | 60.3 | 3.985 | –0.457 | 59.54 | |
| BOPO | 1 × 10–5 | 6.4 | 75.3 | 3.127 | –0.476 | 68.25 |
| 5 × 10–5 | 8.5 | 92.7 | 2.857 | –0.488 | 70.99 | |
| 1 × 10–4 | 5.8 | 120.5 | 2.142 | –0.491 | 78.25 | |
| 1 × 10–3 | 7.2 | 175.9 | 1.730 | –0.467 | 82.43 | |
| QBO | 1 × 10–5 | 7.7 | 124.5 | 1.928 | –0.488 | 80.42 |
| 5 × 10–5 | 7.2 | 161.8 | 1.752 | –0.467 | 82.21 | |
| 1 × 10–4 | 6.5 | 175.4 | 1.639 | –0.484 | 83.36 | |
| 1 × 10–3 | 3.2 | 187.3 | 1.555 | –0.455 | 85.21 |