ひょうめんかっせいざい 表面活性剤 LinksSentence search for 表面活性剤Sentence search for ひょうめんかっせいざいKanji details for 表, 面, 活, 性 and 剤Edit in JMdict Noun1. surface-active agent; surfactantSee also 界面活性剤 Discussions Log in to talk about this word.