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) (11) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (2) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (14) Sample Type Blood (4) Serum or Plasma (5) Urine (5) Test Area Drugs of Abuse (5) Newborn Tox (1) (-) Therapeutics (14) Test Category Sedative/Hypnotics (14) Test Sub-Category (-) Barbiturates (14) Other (10) Your search has returned no tests.