| inhibitor | Conc. | Ecorr/v | Icorr/(A・cm−2) | Ba/(mv・dec−1) | Bc/(mV・dec−1) |
| blank | 15% HCl | −0.456 | 1.074 × 10−3 | 6.566 | 4.083 |
| ZG | 0.3% | −0.452 | 1.000 × 10−4 | 6.914 | 6.743 |
| 0.5% | −0.449 | 9.218. × 10−5 | 7.034 | 5.030. | |
| 0.7% | −0.447 | 9.088 × 10−5 | 7.195 | 5.666 | |
| 1.0% | −0.440 | 8.419 × 10−5 | 8.890 | 6.218 | |
| ZH | 0.3% | −0.451 | 1.147 × 10−4 | 6.740 | 6.338 |
| 0.5% | −0.442 | 1.069 × 10−4 | 7.034 | 7.743 | |
| 0.7% | −0.432 | 9.938 × 10−5 | 6.906 | 6.794 | |
| 1.0% | −0.425 | 9.933. × 10−5 | 8.345 | 5.653 |