Research Article

Electrochemical Impedance Spectroscopy and Potentiodynamic Polarization Analysis on Anticorrosive Activity of Thiophene-2-Carbaldehyde Derivative in Acid Medium

Table 1

The corrosion rate and percentage of inhibition efficiencies of T2CTRY and tryptophan for MS specimens immersed in 1 M HCl at 28°C for 24 h.

Conc.
(mM)
T2CTRYTryptophan
(mmy−1) % (mmy−1) %

05.93
0.24.2628.264.6122.30
0.42.9849.82
0.62.1563.753.0249.25
0.81.7271.09
1.00.9683.862.2961.66