The handbook consists of three chapters. The first is devoted to the description of the properties and application of environmentally friendly surfactants, both domestic and foreign production. The second chapter contains detergent compositions of the last decade, which makes it possible to assess the development of the industry in recent years and the prospects for development. The third chapter contains surface tension isotherms as basic surfactant characteristics. This reference book does not duplicate the materials of our previous books. It is intended for all specialists who receive and use surfactants, as well as for colloidal chemists.