Table 3: Electrochemical parameters associated to the impedance diagrams for mild steel in 1.0 M HCl at different concentrations of ATP at EOCP and at 298 K.

- C (M) Rs (Ω cm²) Rct (Ω cm²) Cdl (µF cm-2) nct τdl (ms) ηEIS (%)
Blank Solution 00 2.35±0.42 39.85±0.74 139.24±5.38 0.85±0.01 5.55±0.003 -
ATP 10-6 2.34±0.19 337.6±0.33 118.71±3.17 0.87±0.01 40.07±0.001 88.19
10-5 2.39±0.19 347.80±0.42 111.88±1.00 0.89±0.01 38.41±0.001 88.54
5×10-5 6.81±0.21 517.9±0.78 86.25±1.17 0.90±0.01 44.67±0.001 92.30
10-4 2.03±0.19 642.00±0.28 45.04±0.68 0.91±0.01 28.91±0.001 93.79
10-3 2.43±0.20 322.00±0.42 71.38±1.78 0.89±0.01 22.98±0.001 87.62