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 15
EDX spectra of AISI 321 stainless steel in (a) uninhibited and (b) inhibited (with 5.10−3 M of AMH) 5.5 M phosphoric acid solution after 12 h of immersion.
| (a) |
| (b) |