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) (8) Enzyme-Linked Immunosorbent Assay (ELISA) (20) Enzyme Immunoassay (EIA) (3) (-) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (7) Gas Chromatography/Mass Spectrometry (GC/MS) (10) Headspace Gas Chromatography (GC) (13) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (53) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (7) Sample Type Blood (4) Serum or Plasma (2) Urine (1) Test Area Therapeutics (7) Test Category (-) Analgesics (4) Anesthetics (2) Antianxiety (2) Antidepressants (16) (-) Antipsychotics (3) Test Sub-Category Opiates/Opioids (4) Phenothiazines (3) Your search has returned no tests.