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Portugaliae Electrochimica Acta

 ISSN 0872-1904

JOHNSIRANI, V. et al. The Effect of Eclipta Alba Leaves Extract on the Corrosion Inhibition Process of Carbon Steel in Sea Water. []. , 31, 2, pp.95-106. ISSN 0872-1904.  https://doi.org/10.4152/pea.201302095.

The inhibition efficiency [IE] of an aqueous extract of eclipta alba leaves in controlling corrosion of carbon steel in sea water [Thondi, Tamil Nadu, India] has been evaluated by weight loss method. The weight loss study reveals that the formulation consisting of 6 mL of EAE (Eclipta Alba extract) and 25 ppm of Zn2+ has 92% inhibition efficiency in controlling corrosion of carbon steel in sea water. Polarization study reveals that EAE and Zn2+ system functions as a mixed type inhibitor. AC impedance spectra reveal that a protective film is formed on the metal surface. The nature of the metal surface has been analysed by FTIR spectra and AFM analysis.

: corrosion inhibition; Eclipta Alba; carbon steel; sea water; AFM; FTIR; green inhibitor.

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