Research Article

Investigation of Corrosion Protection of Austenitic Stainless Steel in 5.5 M Polluted Phosphoric Acid Using 5-Azidomethyl-7-morpholinomethyl-8-hydroxyquinoline as an Ecofriendly Inhibitor

Figure 6

The open circuit potential (OCP) of experimental AISI 321 in 5.5 M polluted phosphoric acid without and with various concentrations of AMH around 20°C.