Modeling of Corrosion Kinetics of Mild Steel in Hydrochloric Acid in the Presence and Absence of a Drug Inhibitor
Author(s) -
Salah H. Aljbour
Publication year - 2016
Publication title -
portugaliae electrochimica acta
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.252
H-Index - 27
eISSN - 1647-1571
pISSN - 0872-1904
DOI - 10.4152/pea.201606407
Subject(s) - corrosion , hydrochloric acid , kinetics , activation energy , cefixime , corrosion inhibitor , chemistry , nuclear chemistry , materials science , metallurgy , inorganic chemistry , biochemistry , organic chemistry , physics , quantum mechanics , cephalosporin , antibiotics
Cefixime was investigated as a corrosion inhibitor for mild steel in an hydrochloric acid solution. The results revealed that the order of re action is 0.427, with activation energy found to be 41.7 kJ/mol. Cefixime was effective in increasing the inhibition efficiency for all inhibition concentrations. The corrosion ra te profile was found to be secondorder kinetics with respect to corrosion activity.
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