Abstract
The aim of this study will be to evaluate the influence of the type of thickening agent and the viscosity of 35% hydrogen peroxide gels on the peroxide penetration through the tooth structure. 130 bovine incisors will be used, from which enamel/dentin disks will be obtained from the labial surface, with 6mm of diameter and 2mm of thickness (1mm of enamel and 1mm of dentin). Experimental b…