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

Table 1

Elemental composition of as-received AISI 321 stainless steel (wt.%).

Cr	Ni	C	Si	Mn	Ti	S	Mo	Cu	Nb	Fe
19.1	9.85	0.086	0.297	1.65	0.68	0.05	0.16	0.172	0.035	Remainder