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) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (89) Sample Type Blood (1) Meconium (1) Serum or Plasma (1) Urine (1) Test Area Drugs of Abuse (10) Impairment (3) (-) Newborn Tox (1) Postmortem (10) (-) Therapeutics (3) Test Category Sedative/Hypnotics (4) Test Sub-Category Barbiturates (4) Your search has returned no tests.