Figure 12

SEM images of: pure C-steel surface (a), after 6 h. dipping in 1.0 M HCl without inhibitors (b), in presence of inhibitor MA-1440 (c) and MA-1456 (d).

SEM images of: pure C-steel surface (a), after 6 h. dipping in 1.0 M HCl without inhibitors (b), in presence of inhibitor MA-1440 (c) and MA-1456 (d).