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) (12) Enzyme Immunoassay (EIA) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (29) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (1) Sample Type Blood (3) Fluid (3) Serum or Plasma (3) Tissue (2) Urine (1) Test Area (-) Drugs of Abuse (12) Exposure (1) Impairment (4) Postmortem (26) Test Category Drugs of Abuse (4) Drugs of Abuse, Therapeutics (8) Test Sub-Category Other (12) Your search has returned no tests.