定義
PPG-2 C9-11 Alketh-5 (Formerly PPG-2 C9-11 Pareth-5) is the polypropylene glycol ether of a mixture of synthetic C9-11 ethoxylated fatty alcohols containing an average of 5 moles of ethylene oxide and 2 moles of propylene oxide.
化粧品での役割
水と油を混ぜて保つSURFACTANT - EMULSIFYING