Research Article
Electrochemical Studies of Monoterpenic Thiosemicarbazones as Corrosion Inhibitor for Steel in 1 M HCl
Table 5
The influence of temperature on the electrochemical parameters for steel electrode immersed in 1 M HCl and 1 M HCl + 5 mmol/L of inhibitors.
| | (K) | (mA/cm2) | /mV (Ag/AgCl) | (mV/dec) | (mV/dec) | (%) |
| Blank | 293 | 0.682 | | | | – | 303 | 0.896 | | | | – | 313 | 1.246 | | | | – | 323 | 2.677 | | | | – |
| | 293 | 0.033 | | | | 95.11 | 303 | 0.049 | | | | 94.47 | 313 | 0.026 | | | | 97.87 | 323 | 0.177 | | | | 93.35 |
| (6) | 293 | 0.065 | | | | 90.41 | 303 | 0.066 | | | | 92.64 | 313 | 0.077 | | | | 93.78 | 323 | 0.187 | | | | 92.98 |
| (7) | 293 | 0.106 | | | | 84.94 | 303 | 0.065 | | | | 92.69 | 313 | 0.066 | | | | 94.65 | 323 | 0.139 | | | | 94.78 |
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