Figure 12

Cross sectional SEM micrographs for API X120 steel surface after immersion for 24 hr. in CO2 saturated brine solution (A) in absence and (B) presence 100 µmol L−1 PEI at 20 oC.
Cross sectional SEM micrographs for API X120 steel surface after immersion for 24 hr. in CO2 saturated brine solution (A) in absence and (B) presence 100 µmol L−1 PEI at 20 oC.