Fatty Amides from Crude Rice Bran Oil as Green Corrosion Inhibitors

Figure 4

Variation of corrosion rate as determined by HDA (real-time monitoring) versus time for API X-70 steel exposed to CO₂-saturated saline solution at different inhibitor concentration: (a) 30°C, (b) 50°C, and (c) 70°C.

(a)

(b)

(c)