http://ctest.base2co.com/dbpulled/surfactants.html Anionic Surfactant 08, Anionic Surfactant 4 or NIAPROOF and NIAPROOF 4 produced by Niacet. Applications for one or both include Fountain Solutions, Lye Washing & Peeling, Textiles, Mercerization, Household & Industrial Cleaners, Agricultural W en-us