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) (5) Enzyme Immunoassay (EIA) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (2) Headspace Gas Chromatography (GC) (4) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Sample Type Blood (9) (-) Serum or Plasma (1) (-) Urine (2) Test Area Drugs of Abuse (3) Impairment (2) (-) Postmortem (3) Test Category Therapeutics (3) Test Sub-Category Other (3) Your search has returned no tests.