Effect of Four Bleaching Regimens on Color Changes and Microhardness of Dental Nanofilled Composite

<table>Microhardness mean values (M) and standard deviation (SD) for all Groups baseline and after bleaching procedures (G1: control; G2: Hydrogen peroxide 7%; G3: Hydrogen peroxide 35%; G4: Carbamide peroxide 10%; G5: Carbamide peroxide 35%).</table>

International Journal of Dentistry

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Figure 2

Figure 2: Effect of Four Bleaching Regimens on Color Changes and Microhardness of Dental Nanofilled Composite 