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) (10) (-) Enzyme Immunoassay (EIA) (3) Gas Chromatography (GC) (7) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (2) Headspace Gas Chromatography (GC) (13) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (8) Sample Type Urine (3) Test Area Drugs of Abuse (3) Test Category Drugs of Abuse (8) (-) Drugs of Abuse, Therapeutics (3) Test Sub-Category Other (3) Your search has returned no tests.