Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (3) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (7) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (17) Sample Type Blood (8) Plasma (1) Serum or Plasma (8) (-) Urine (7) Test Area Drugs of Abuse (4) Impairment (1) Newborn Tox (1) Postmortem (1) (-) Therapeutics (7) Test Category Sedative/Hypnotics (7) Test Sub-Category Barbiturates (5) Other (2) Your search has returned no tests.