Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (7) (-) Fluid (1) Serum or Plasma (6) (-) Tissue (1) Urine (7) Test Area Therapeutics (2) Test Category (-) Analgesics (1) Anesthetics (1) (-) Antidepressants (1) Metals/Elements (2) Stimulants (2) Test Sub-Category NSAIDs (1) Tricyclic (1) Test Test Name 3130FL Naproxen, Fluid 3220TI Nortriptyline, Tissue