Table 4. Corrosion Parameters of Q235 Steel Immersed in 1 M HCl Solution in the Absence and Presence of Different Concentrations of [1,8-Nap][CETSA] for 24 h at 35 °C.

C (mM)	V (g·m–2 h–1)	η (%)	θ
blank	12.55 ± 0.04
0.1	0.50 ± 0.02	95.99	0.9599
1	0.38 ± 0.02	96.95	0.9695
2.5	0.42 ± 0.05	96.58	0.9658
5	0.47 ± 0.03	96.18	0.9618