Effect of 3-Nitroacetophenone on Corrosion Inhibition of Mild Steel in Acidic Medium

Figure 11

Sessile drop method: contact angle of (a) polished mild steel, (b) mild steel immersed in 1 N HCl, and (c) mild steel immersed in 250 ppm of 3-nitroacetophenone.

(a)

(b)

(c)