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Correlation Between Inhibition Efficiency and Chemical Structure of Some Amino Acids on the Corrosion of Armco Iron in Molar HCl

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Table 1. Chemical composition of Armco iron.
Figure 2. Cathodic potentiokenitic polarisation curves of Armco iron in 1M HCl in the presence of different amino acids
Table 2. Gravimetric and electrochemical data of the iron corrosion in 1M HCl with various amino acids at 10-3M
Figure 4 shows the change in the degree of surface coverage  as a function of the logarithm of the concentration of Cys and Ala
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