Abstract
The objectives of this study will evaluate the presence of "debris" and "smear layer" on root canal wall and the impact on the bond strength of an epoxy cement in root dentin after final irrigation following protocols as follows: Group 1. 17% EDTA + 5 ml 2.5% sodium hypochlorite + 5 mL of isopropyl alcohol + 5 ml of 2% chlorhexidine, Group 2. 17% EDTA + 5 ml 2.5% sodium hypochlorite + 5…