AS40 Surfactant is a liquid, coconut-based surfactant that is derived from Oleic Acid that is an ideal surfactant for a variety of cleansing and personal care applications! AS40 is a gentle, anionic surfactant that provides excellent viscosity, flash foam characteristics and great cleansing properties, as well as improved mildness over lauryl sulfates. AS40 is a fantastic surfactant that can be blended with other surfactants and used in a variety of DIY products including Bar Soaps, Liquid Hand Soaps, Body Washes, Bubble Baths, Shampoos and more!