title: Selection of mixed ion-pair modifiers for high-performance liquid chromatographic mobile phases.
mesh_terms: D001565:Benzoates / Q000032:analysis; D019817:Benzoic Acid; D055598:Chemical Phenomena; D002621:Chemistry; D002851:Chromatography, High Pressure Liquid / Q000379:methods*; D006140:Guaifenesin / Q000032:analysis; D010656:Phenylephrine / Q000032:analysis; D010665:Phenylpropanolamine / Q000032:analysis; D012997:Solvents
chemical_list: D001565:Benzoates; D012997:Solvents; D010656:Phenylephrine; D010665:Phenylpropanolamine; D006140:Guaifenesin; D019817:Benzoic Acid