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) (6) Enzyme Immunoassay (EIA) (2) Gas Chromatography (GC) (7) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (8) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (53) (-) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (3) Plasma (1) Serum or Plasma (3) Urine (4) Test Area Diagnostic Aids (2) Drugs of Abuse (5) Exposure (3) Newborn Tox (1) (-) Therapeutics (11) Test Category Anesthetics (2) Antitussives/Cough Suppressants (3) Sedative/Hypnotics (6) Test Sub-Category Barbiturates (6) Other (5) Your search has returned no tests.