Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (1) Enzyme-Linked Immunosorbent Assay (ELISA) (3) (-) Enzyme Immunoassay (EIA) (1) Gas Chromatography (GC) (5) Gas Chromatography/Mass Spectrometry (GC/MS) (8) Headspace Gas Chromatography (GC) (5) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (12) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (15) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (3) Refractometer (REF) (2) 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