publication . Article . 2014

The effect of three whitening oral rinses on enamel micro-hardness

Potgieter, E; Osman, Y; Grobler, SR;
Open Access English
  • Published: 01 Apr 2014
  • Publisher: The South African Dental Association (SADA)
The purpose of this study was to determine the effect on human enamel micro-hardness of three over-the-counter whitening oral rinses available in South Africa. Enamel fragments were gathered into three groups of 15 each. One group was exposed to Colgate Plax Whitening Blancheur, the second group to White Glo 2 in 1 and the third to Plus White, in each case for periods recommended by the respective manufacturers. Surface micro-hardness of all groups was measured before and after a 14 day treatment period. pH levels of the oral rinses were also determined with a combination pH electrode. Pre- and post- treatment data were analysed by the Wilcoxon Signed Rank Sum T...
Medical Subject Headings: stomatognathic diseasesstomatognathic system
free text keywords: enamel micro-hardness, oral rinses, whitening
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