Abstract
The possibility of minimizing enamel changes after tooth whitening would be of benefit to the patient. The aim of this study was to evaluate in vitro the addition of sodium trimetaphosphate (TMP) associated with 0.05% sodium fluoride, 35% hydrogen peroxide and the effect of daily use of fluoride dentifrice (1100 ppm F) during the experiment, on the hardness of the dental enamel. Bovine en…