Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme Immunoassay (EIA) (1) (-) Gas Chromatography (GC) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (2) Serum or Plasma (2) Tissue (1) (-) Urine (2) Test Area Therapeutics (2) Test Category (-) Antidepressants (1) Antihistamines (1) Antimicrobials (1) Antipsychotics (1) Biomarkers (2) Pesticides/Insecticides (1) (-) Sedative/Hypnotics (1) Volatiles (2) Test Sub-Category Barbiturates (1) Tricyclic (1) Test Test Name 0310U Amitriptyline and Metabolite, Urine 0500U Barbital, Urine