Figure 3

(A–F): Representative Fe-SEM images of groups showing scans from the coronal portion of the working part of the file. Arrows point to surface defects and corrosive changes on the file surface. (Magnification ×300) (A: Control, B: NaOCl, C: EDTA, D: IP6, E: EDTA/NaOCl, F: IP6/NaOCl).