Inhibiting Effects of Rabeprazole Sulfide on the Corrosion of Mild Steel in Acidic Chloride Solution

Table 4

Polarization parameters of mild steel in 1 M HCl containing different concentrations of RS.

𝐶 (mM)	−𝐸corr (mV)	𝛽𝑐; (mV dec^−1)	𝛽𝑎; (mV dec^−1)	𝐼corr; (µA cm^−2)	𝜂𝑇 (%)
Blank	494	140.50	77.51	165.6
0.05	490	116.30	56.48	65.48	60.51
0.1	486	149.16	76.38	59.92	63.81
0.5	475	131.06	67.40	32.58	80.33
1.0	462	126.37	63.44	16.54	90.01