Ionic surfactants
Ionic surfactants may carry a charge (anion or cation). Anionic and cationic surfactants include sodium dodecyl sulfate and dodecyltrimethyl ammonium bromide, respectively [8]. Nonionic surfactants such as n-dodecyl tetra (ethylene oxide) are neutral.
Otto Chemie Pvt Ltd - Manufacturers of Ionic surfactants in India.