Electrochemical, Isotherm, and Material Strength Studies of Cucumeropsis mannii Shell Extract on A515 Grade 70 Carbon Steel in NaCl Solution

Table 3

Polarization parameters and corrosion inhibition efficiency of A515 Grade 70 carbon steel in 1 M NaCl solution at 303 K in the absence and presence of various concentrations of CMSE.

Conc. (g/L)	βa (mV)	-βc (mV)	(μA cm^-2)	(mV)	IEp (%)
Blank					—
2					67.4
6					78.3
10					91.2