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) (18) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (22) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (62) Sample Type Blood (7) Plasma (1) Serum or Plasma (7) Urine (7) Test Area Drugs of Abuse (5) Newborn Tox (1) (-) Therapeutics (22) Test Category Depressants (2) (-) Sedative/Hypnotics (22) Test Sub-Category Barbiturates (14) Other (8) Your search has returned no tests.