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) (4) (-) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (2) Sample Type Blood (1) Serum or Plasma (1) Test Area Therapeutics (2) Test Category (-) Anesthetics (2) Drugs of Abuse (8) Drugs of Abuse, Therapeutics (5) NPS/Designer Drugs (1) Other (1) Therapeutics (7) Test Sub-Category Barbiturates (2) Your search has returned no tests.