A Characteristic Investigation of Aminocyclohexane-N′-methylurea as a Corrosion Inhibitor for Mild Steel in 1 N H₂SO₄

Table 6

AC-Impedance parameters for corrosion of mild steel in 1 N H₂SO₄ with ACMU.

Concentration of ACMU (N)	𝑅ct (Ohm cm^2)	𝐶dl (μF/cm^2)	Inhibition efficiency (%)
Blank	7.5	67.94	—
0.001	96	368.60	92.19
0.005	122	348.80	93.85
0.100	130	327.34	94.23
0.015	148	287.52	94.93
0.020	151	281.81	95.03