THE CHLORINE-HAIR INTERACTION 99 Figure 2c. Blond hair, predyed, then 30 cycles of chlorination. Figure 2d. Brown hair, prepermed, then 30 cycles of chlorination.
100 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS . • • ,. • ... . Figure 3a. Blond hair, postbleached after 30 cycles of chlori•tion. Figure 3b. Blond hair, postdyed after 30 cycles of chlorination.
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