Figure 8From: Corrosion inhibition properties of pyrazolylindolenine compounds on copper surface in acidic media FESEM images (10000X) of the copper surface after immersion in 1.0 M HCl solution for 10 days with: a) the absence of inhibitors, b) 2.5 mM InPzTH and c) 2.5 mM InPzTAm. Back to article page