SKŁADNIKI | %WT |
FAZA A | |
Water (aqua) | 77.30 |
Hydroxyethylcellulose (Natrosol 250 HHR, Hercules F) | 1.50 |
PEG/PPG-20/6 Dimethicone (Abil B 88183, Degussa/Goldschmidt) | 2.00 |
FAZA B | |
Glycerin | 3.00 |
Preservative | qs |
FAZA C | |
Sodium hydroxide, 10% | qs to pH 8.5 |
Citric Acid | qs to pH 4.0-5.0 |
FAZA D | |
Ethoxydiglycol (EDG Plus ,Moelhausen S.p.A.) | 5.00 |
FAZA E | |
Water (aqua) | 10.00 |
Alpha-Arbutin (Alpha-Arbutin, Pentapharm) | 1.00 |
Benzophenone-9 (Uvinul DS 49, BASF) | 0.20 |
Procedura:
Procedura przygotowana przez Pentapharm Inc. (Centerchem Inc.)
Źródło: www.cosmeticsandtoiletries.com
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