Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (8) Headspace Gas Chromatography (GC) (7) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (7) Sample Type (-) Blood (9) Fluid (4) (-) Serum or Plasma (3) Tissue (4) Urine (3) Test Area Drugs of Abuse (2) Impairment (2) (-) Postmortem (8) (-) Therapeutics (4) Test Category Analgesics (4) Drugs of Abuse (1) Drugs of Abuse, Therapeutics (2) Therapeutics (5) Test Sub-Category Alcohols (2) Opiates/Opioids (4) Other (6) Your search has returned no tests.