Inhibition Effect of Benzohydrazide Derivatives on Corrosion Behaviour of Mild Steel in 1 M HCl

Table 6

Electrochemical parameters derived from potentiodynamic polarization curves for mild steel in 1 M HCl containing PABH at 303 K.

𝐶 (mM)	𝐸corr	𝑏𝑎	𝑏𝑐	𝐼corr	IE (%)
	(mV versus (SCE))	(mV dec^−1)	(mV dec^−1)	(mA/cm^2)
0.00	−468	111	55	1.597	—
0.40	−484	108	86	0.296	87.10
0.80	−482	120	93	0.159	89.24
1.20	−474	75	70	0.150	90.38
1.60	−450	70	95	0.136	91.57
2.00	−486	66	64	0.108	93.23