HPLC ANALYSIS OF BACTERIOSTATS 169 Inject TCC Figure 3. Chromatogram of (a) deodorant soap containing TCC and triclosan. Chromatographic conditions: mobile phase, 60:30:10 (V/V), methanol:water:ethylacetate flow rate, 1 ml/min., other conditions as in Table I. For this purpose the bacteriostats and the deodorant samples containing bacteriostats were artificially degraded as described in the experimental section, and the degraded solutions were analyzed. In each case the identity and the purity of the bacteriostats were confirmed by the absorbance ratio technique. Based on the UV spectra of the

170 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS

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