Abstract
The aims of this study is to evaluate the presence of debris and smear layer and the impact on the bond strength of an epoxy cement in root dentin after final irrigation with: 1. Compound of citric acid, Tween 80 and tetracycline (Biopure MTAD) 2. Compound of Cetrimide, 17% EDTA and surfactant (Smear Clear) 3. Compound of bisbiguanida acid, and surfactant poliaminocarboxilic (QMix) and …