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Inhibitive Assesment of Stearamide as a Corrosion Inhibitor for Mild Steel in HCl Solution

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TABLE 1. Corrosion potential (Ecorr), corrosion current density (icorr), cathodic and anodic Tafel slopes (βc and βa), degree of surface coverage (θ) and the percentage of inhibition efficiency (%η) for DMSO and Isopropyl Alcohol
Figure 2. Polarization diagram in different exposure times: a) DMSO and b) Isopropyl alcohol
Figure 5. Nyquist plot of different exposure time: a) DMSO and b) Isopropyl alcohol (inserted micrographs show Equivalent circuit of Nyquist plots)
TABLE 2. Solution resistance (Rs), the charge transfer resistance (Rct), the constant phase element of double layer (CPEdl), protective formed layer resistance (Rlayer), the constant phase element of protective formed layer (CPElayer), double layer capacitor (Cdl), surface coverage (θ) and the percentage of inhibition efficiency (%η) for DMSO and alcohol solution

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