Microhardness and Bleaching Effectiveness on Human Tooth Enamel After The Application of Nano hydroxyapatite

Razia Adam
Modern age aesthetic dentistry aims to improve patients’ smiles with minimally invasive procedures (M. Sulieman et al.2004).In- office bleaching is performed using a relatively high concentration of bleaching agents e.g. 25- 30% hydrogen peroxide for a short period of time. Supervised home bleaching involves the fabrication of night guards delivered with a lower bleaching agent concentration for at least two
weeks. Mass market products can be found over the counter and they are provided in...
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