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