Steareth-21
Brij 721
硬脂醇聚醚-21
HLB:15.5
Cas No:9005-00-9
乳化劑、界面活性劑,黏度低,親疏平衡值為 15.5。
Steareth-21 is a surfactant composed of polyethylene glycol polymer and stearyl alcohol. https://www.ewg.org/skindeep/ingredient/724159/STEARETH-21/#.WzXrvBZlCEc