Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (4) Enzyme-Linked Immunosorbent Assay (ELISA) (27) Enzyme Immunoassay (EIA) (21) Gas Chromatography (GC) (17) (-) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (33) Headspace Gas Chromatography (GC) (37) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (61) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (8) Sample Type Blood (1) (-) Serum or Plasma (1) Test Area Therapeutics (1) Test Category Anesthetics (1) Test Sub-Category Barbiturates (1) Test Test Name 8636SP Thiopental and Metabolite, Serum/Plasma