Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme Immunoassay (EIA) (2) Gas Chromatography (GC) (2) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (3) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (12) (-) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (3) Plasma (1) Serum or Plasma (3) (-) Urine (4) Test Area Drugs of Abuse (1) Exposure (2) (-) Therapeutics (4) Test Category Anesthetics (1) Antitussives/Cough Suppressants (1) Sedative/Hypnotics (2) Test Sub-Category Barbiturates (2) Other (2) Your search has returned no tests.