contribution to evaluation of preventive quality of Colgate

ABSTRACT

The project was carried out to determine total fluoride on Colgate dentifrices. 10 samples of Colgate Dentifrices markerted in Vietnam were analysed. The total fluoride content was determined by measurement of solution voltage with fluoride Ionic Selective Electrode. The results of research showed that the total fluoride content on the above mentioned detifrices is high, stable and is not lower than level of 1,000-1,200 ppm.