Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (2) Gas Chromatography (GC) (5) (-) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (14) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Sample Type Blood (2) (-) Urine (1) Test Area Therapeutics (1) Test Category Antidepressants (1) Test Sub-Category Tricyclic (1) Test Test Name 8702U Nortriptyline, Urine