Synergistic Effect of Carbamide and Sulfate Reducing Bacteria on Corrosion Behavior of Carbon Steel in Soil

Figure 11

SEM and EDS data of specimen in soils with moisture of 20 wt%: (a and b) 0 wt% carbamide+SRB @15 days; (c and d) 0 wt% carbamide+SRB @ 65 days; (e) 0.5 wt% carbamide+SRB @ 65 days.

(a)

(b)

(c)

(d)

(e)