Phosal 50 PG is a standardized phosphatidylcholine concentrate with at least 50% PC and propylene glycol. Enables easy manufacturing of formulations for topical applications especially in dermatology. Composition: Lecithin in propylene glycol, sunflower monodiglycerides, ascorbyl palmitate. applications : - Use as dispersant, co-emulsifier - penetration enhancer in transdermal delivery systems - bioavailability-enhancer in oral drug delivery。 In store