

Propylparaben is the n-propyl ester of p-hydroxybenzoic acid. It is manufactured for use in cosmetics, pharmaceuticals, and foods. It is a member of the class of parabens and can be used as a preservative in many water-based cosmetics, such as creams, lotions, shampoos, and bath products and as food additive.
Producer:Olin Corporation
pH
6.7 @ 20 oC