Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzymatic Assay (EZA) (4) Enzyme-Linked Immunosorbent Assay (ELISA) (3) (-) Enzyme Immunoassay (EIA) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (7) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (9) Sample Type Urine (1) Test Area (-) Drugs of Abuse (1) Therapeutics (2) Test Category Sedative/Hypnotics (1) Test Sub-Category Barbiturates (1) Test Test Name 0512U Barbiturates Screen, Urine