Solid-phase extraction of amphiphiles based on mixed hemimicelle/admicelle formation : Application to the concentration of benzalkonium surfactants in sewage and river water - Merino, Francisco; Perez-Bendito, Dolores; Rubio, Soledad
Keywords: Chemical ionization; Ion trap; Liquid chromatography; Mass spectrometry; River water; Surfactant; Waste water; Water