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) Sample Type Blood (4) Serum or Plasma (2) (-) Tissue (1) Urine (4) Test Area Therapeutics (1) Test Category Analgesics (1) Anesthetics (1) (-) Antidepressants (1) Metals/Elements (2) Stimulants (2) Test Sub-Category Tricyclic (1) Test Test Name 3220TI Nortriptyline, Tissue