Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (5) Enzyme Immunoassay (EIA) (1) Gas Chromatography (GC) (26) (-) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (25) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (98) Sample Type Blood (1) Serum or Plasma (1) Test Area (-) Therapeutics (2) Test Category Anesthetics (2) Test Sub-Category Barbiturates (2) Your search has returned no tests.