O/W SUN SPRAYABLE EMULSION
Preparation:Procedure I Melt A at approx. 80°C. II Then add B to I. III Heat C to approx. 80°C. IV Prepare intermediate, smooth W/O emulsion: stir III into I with high speed dispersion tool (Ultraturrax / staro) for about 2 min. V Invert phases by stirring cold solution D without heating dropwise into IV very slowly until phase-inversion took place completly and stir until cool (minimum 2 hours). VI Stir E into V and stir 1 hour. VII Finally homogenize the emulsion. If needed adjust the pH. Supplier 1 Clariant
Notes:In vitro SPF estimated >30.
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