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) (2) Enzyme-Linked Immunosorbent Assay (ELISA) (10) Gas Chromatography/Mass Spectrometry (GC/MS) (2) Headspace Gas Chromatography (GC) (6) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (7) Sample Type (-) Blood (8) Fluid (3) Serum or Plasma (2) (-) Tissue (2) Urine (5) Test Area Drugs of Abuse (1) Impairment (2) Postmortem (7) Test Category Drugs of Abuse (4) Drugs of Abuse, Therapeutics (2) Therapeutics (4) Test Sub-Category Alcohols (2) Opiates/Opioids (2) (-) Other (10) Your search has returned no tests.