Several applications have been suggested to increase the effectiveness of prophylactic application of topical fluoride which include all EXCEPT:
A. Increase Fluoride ions in solution “increase concentration”
B. Increase PH of fluoride
C. Increase exposure time to topical fluoride
D. Pre-treat enamel with 0.5% phosphoric acid
E. Use NH4F instead of NaF
A. Increase Fluoride ions in solution “increase concentration”
B. Increase PH of fluoride
C. Increase exposure time to topical fluoride
D. Pre-treat enamel with 0.5% phosphoric acid
E. Use NH4F instead of NaF