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The Inhibitive Effect of Vitamin-C on the Corrosive Performance of Steel in HCl Solutions - Part II

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2015
101210502.pdf (934.4Kb)
Authors
Fuchs-Godec, Regina
Pavlović, Miomir
Tomić, Milorad V.
Article (Published version)
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Abstract
The inhibitive behaviour of Vitamin C, as a type of green inhibitor, on the corrosive behaviour of stainless-steel (SS) X4Cr13 within an aqueous solution of hydrochloric acid (HCl) was studied at concentration of c= (0.01, 0.1 and 1.0) mol L-1. Potentiodynamic polarization and electrochemical impedance spectroscopy (EIS), was used for the measurements at 25 degrees C. To observe the morphology and microstructures of sample surfaces, after the electrochemical measurements a Scanning electron microscopy (SEM) was used. On the basis of the EDAX analysis within the solution of hydrochloric acid (0.01 mol L-1) with addition of Vitamin-C (0.005 mol L-1) the presence of the feri-chelates on the metal surface could be confirmed. The polarization curves revealed that the studied mixtures of the chosen inhibitor represented mixed-type of the inhibitor. The results show that the inhibition efficiency increases with the increase of the inhibitor concentration. This valid especially in the case of ...the lowest concentration of HCl (c= 0.01 mol L-1). In addition to this at higher HCl concentration (c= 1.0 mol L-1) the immersion time has a noticeable influence on the inhibitive response. Furthermore, the results obtained in this study showed that the inhibitory effect of Vitamin-C to a great extent on electrode potential.

Keywords:
green inhibitor / acid corrosion / steel / adsorption
Source:
International Journal of Electrochemical Science, 2015, 10, 12, 10502-10512
Publisher:
  • Electrochemical Science Group
Funding / projects:
  • Slovenian Research Agency - ARRS, Ljubljana - P2-0006
  • Electrochemical synthesis and characterization of nanostructured functional materials for application in new technologies (RS-172046)

ISSN: 1452-3981

WoS: 000366307100056

Scopus: 2-s2.0-84953277200
[ Google Scholar ]
10
6
Handle
https://hdl.handle.net/21.15107/rcub_cer_1808
URI
https://cer.ihtm.bg.ac.rs/handle/123456789/1808
Collections
  • Radovi istraživača / Researchers' publications
Institution/Community
IHTM
TY  - JOUR
AU  - Fuchs-Godec, Regina
AU  - Pavlović, Miomir
AU  - Tomić, Milorad V.
PY  - 2015
UR  - https://cer.ihtm.bg.ac.rs/handle/123456789/1808
AB  - The inhibitive behaviour of Vitamin C, as a type of green inhibitor, on the corrosive behaviour of stainless-steel (SS) X4Cr13 within an aqueous solution of hydrochloric acid (HCl) was studied at concentration of c= (0.01, 0.1 and 1.0) mol L-1. Potentiodynamic polarization and electrochemical impedance spectroscopy (EIS), was used for the measurements at 25 degrees C. To observe the morphology and microstructures of sample surfaces, after the electrochemical measurements a Scanning electron microscopy (SEM) was used. On the basis of the EDAX analysis within the solution of hydrochloric acid (0.01 mol L-1) with addition of Vitamin-C (0.005 mol L-1) the presence of the feri-chelates on the metal surface could be confirmed. The polarization curves revealed that the studied mixtures of the chosen inhibitor represented mixed-type of the inhibitor. The results show that the inhibition efficiency increases with the increase of the inhibitor concentration. This valid especially in the case of the lowest concentration of HCl (c= 0.01 mol L-1). In addition to this at higher HCl concentration (c= 1.0 mol L-1) the immersion time has a noticeable influence on the inhibitive response. Furthermore, the results obtained in this study showed that the inhibitory effect of Vitamin-C to a great extent on electrode potential.
PB  - Electrochemical Science Group
T2  - International Journal of Electrochemical Science
T1  - The Inhibitive Effect of Vitamin-C on the Corrosive Performance of Steel in HCl Solutions - Part II
VL  - 10
IS  - 12
SP  - 10502
EP  - 10512
UR  - https://hdl.handle.net/21.15107/rcub_cer_1808
ER  - 
@article{
author = "Fuchs-Godec, Regina and Pavlović, Miomir and Tomić, Milorad V.",
year = "2015",
abstract = "The inhibitive behaviour of Vitamin C, as a type of green inhibitor, on the corrosive behaviour of stainless-steel (SS) X4Cr13 within an aqueous solution of hydrochloric acid (HCl) was studied at concentration of c= (0.01, 0.1 and 1.0) mol L-1. Potentiodynamic polarization and electrochemical impedance spectroscopy (EIS), was used for the measurements at 25 degrees C. To observe the morphology and microstructures of sample surfaces, after the electrochemical measurements a Scanning electron microscopy (SEM) was used. On the basis of the EDAX analysis within the solution of hydrochloric acid (0.01 mol L-1) with addition of Vitamin-C (0.005 mol L-1) the presence of the feri-chelates on the metal surface could be confirmed. The polarization curves revealed that the studied mixtures of the chosen inhibitor represented mixed-type of the inhibitor. The results show that the inhibition efficiency increases with the increase of the inhibitor concentration. This valid especially in the case of the lowest concentration of HCl (c= 0.01 mol L-1). In addition to this at higher HCl concentration (c= 1.0 mol L-1) the immersion time has a noticeable influence on the inhibitive response. Furthermore, the results obtained in this study showed that the inhibitory effect of Vitamin-C to a great extent on electrode potential.",
publisher = "Electrochemical Science Group",
journal = "International Journal of Electrochemical Science",
title = "The Inhibitive Effect of Vitamin-C on the Corrosive Performance of Steel in HCl Solutions - Part II",
volume = "10",
number = "12",
pages = "10502-10512",
url = "https://hdl.handle.net/21.15107/rcub_cer_1808"
}
Fuchs-Godec, R., Pavlović, M.,& Tomić, M. V.. (2015). The Inhibitive Effect of Vitamin-C on the Corrosive Performance of Steel in HCl Solutions - Part II. in International Journal of Electrochemical Science
Electrochemical Science Group., 10(12), 10502-10512.
https://hdl.handle.net/21.15107/rcub_cer_1808
Fuchs-Godec R, Pavlović M, Tomić MV. The Inhibitive Effect of Vitamin-C on the Corrosive Performance of Steel in HCl Solutions - Part II. in International Journal of Electrochemical Science. 2015;10(12):10502-10512.
https://hdl.handle.net/21.15107/rcub_cer_1808 .
Fuchs-Godec, Regina, Pavlović, Miomir, Tomić, Milorad V., "The Inhibitive Effect of Vitamin-C on the Corrosive Performance of Steel in HCl Solutions - Part II" in International Journal of Electrochemical Science, 10, no. 12 (2015):10502-10512,
https://hdl.handle.net/21.15107/rcub_cer_1808 .

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