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) and Gas Chromatography/Mass Spectrometry (GC/MS) (1) Sample Type (-) Blood (1) Serum or Plasma (1) Test Area Therapeutics (1) Test Category Analgesics (2) (-) Anesthetics (1) Antianxiety (1) Antidepressants (7) Antipsychotics (2) Test Sub-Category Barbiturates (1) Test Test Name 8636B Thiopental and Metabolite, Blood