Reactions of powdered human enamel and fluoride solutions with and without intermediate CaHPO4 * 2H20 formation

Powdered human enamel treated for three minutes each with a CaHP04-2H20 forming solution and a fluoride solution, and then suspended in "syn-thetic saliva " for 72 hours acquired a large amount of apatitic fluoride. This apatitic fluoride appears to form after th e fluoride treatmen t. J Dent Res 59(8):1447-1452, August 1980 Introduction. Topical application of fluorides to teeth is used extensively to reduce dental caries. This practice was prompted by observations of the caries inhibitory effect of systemi