Prevention of Reinforcement Corrosion in Concrete by Sodium Lauryl Sulphate: Electrochemical and Gravimetric Investigations

Table 2

EIS parameters of steel reinforcement in concrete in the presence and absence of inhibitor for different periods.

Time	Sample	W				%
(day)		(Ohmsqrt(Hz)	(Ωcm^2)	(μFcm^−2)	(Ωcm^2)
160	SAMPLE 1	2.74	78.5	110	11.9
	SAMPLE 2	50.2	97.5	109	93.1	87.2
320	SAMPLE 1	3.52	157	88.5	14.7
	SAMPLE 2	9.27	459	4.2	66.5	78
480	SAMPLE 1	3.23	223	27.3	24.3
	SAMPLE 2	15.8	574	0.96	173	86