26 JOURNAL OF COSMETIC SCIENCE (a) (b) Figure 8. Microphotographs of the emulsion 80% evaporated after centrifugation. (a) Top layer, without crossed polarizers. (b) Top layer, with crossed polarizers.
CHANGES DURING EVAPORATION OF EMULSION 27 (c) (d) Figure 8 (continued). (c) Bottom layer, without crossed polarizers. (d) Bottom layer, with crossed polarizers. Magnification: (a-c) 400x (d) lOOx.
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