SEARCH Articles Figures Tables Anionic surfactants Anionic system Anionic-nonionic surfactant systems discussed Anionic-nonionic surfactant systems interactions Anionic-nonionic surfactant systems solubilization Mixed Anionic and Nonionic Surfactant Systems Nonionic surfactants Nonionic/anionic surfactants Nonionizing Surfactant systems Surfactants Nonionics