Analysis of catecholamines in urine by unique LC/MS suitable ion-pairing chromatography
Keywords: معرف یون جفت شدن; E; epinephrine; NE; norepinephrine; LC-MS/MS; liquid chromatography âtandem mass spectrometry; IPC; Ion-pairing chromatography; HSA; 1-heptane sulfonic acid; RT; retention time; CV; coefficient of variation; IPR; ion-pairing reagent; PFP; pentafluorop