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) (20) (-) Enzyme Immunoassay (EIA) (5) Gas Chromatography (GC) (13) Gas Chromatography/Mass Spectrometry (GC/MS) (7) Headspace Gas Chromatography (GC) (17) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (38) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (17) Sample Type (-) Urine (5) Test Area Drugs of Abuse (2) Postmortem (3) Test Category Drugs of Abuse (1) Drugs of Abuse, Therapeutics (1) Therapeutics (3) Test Sub-Category Other (5) Your search has returned no tests.