Household Cleaning Raw Material AOS Powder AOS 92 AOS, or Alpha Olefin Sulfonate, is a vital surfactant commonly used in the manufacturing of detergents and cleansers. It is derived from the sulfonation of alpha olefins, making it a sulfonated alkene surfactant. AOS exhibits excellent surface activity in detergents and cleansers, effectively reducing liquid surface tension, thus facilitating the removal of dirt and grease by water.