an isocratic reversed-phase high-performance liquid chromatographic method was developed which resolved individual molecular species of choline and ethanolamine lysophospholipids utilizing a c13 bonded porous silica stationary phase with a mobile phase comprised of methanol -- water -- acetonitrile ( 57:23:20 ) containing 20 mm choline chloride .
C0008405
choline
C0008409
choline chloride