Protection of Petroleum Pipeline Carbon Steel Alloys with New Modified Core-Shell Magnetite Nanogel against Corrosion in Acidic Medium

Table 1

Inhibition efficiency values for carbon steel in 1 M HCl with different concentrations of AMPS calculated by polarization method.

Inhibitor concentration (ppm)	𝐵𝑎 (mV)	𝐵𝑐 (mV)	𝐸corr (V)	𝐼corr (A/cm^2)	% IE
50	552.39	317.53	−0.572	1.89×10^−5	59.73
100	206.61	202.47	−0.580	1.16×10^−5	80.19
250	241.06	174.01	−0.566	0.81×10^−5	90.06