370 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS I od ochlorobenzene I 2 i Time (min) Figure 2. Chromatogram of a blank dental plaque. amount of chlorhexidine is 'lost' during a rinse. It would appear that the actual loss is greater when a chlorhexidine gluconate only rinse is used. Although the quantities of chlorhexidine given to the subjects are higher for the chlorhexidine gluconate rinse, the actual weight and percentage loss of chlorhexidine is smaller for subjects using a chlorhexidine gluconate! reducing agent rinse.
DETERMINATION OF CHLORHEXIDINE IN ORAL PRODUCTS 371 Iod och Ioro benzene Figure 3. $ Time (rain) I Chromatogram of a typical sample of a test dental plaque.
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