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) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Sample Type Blood (1) Serum or Plasma (1) Test Area (-) Therapeutics (2) Test Category Anesthetics (2) Test Sub-Category (-) Barbiturates (2) Opiates/Opioids (4) Other (5) Phenothiazines (3) Tricyclic (13) Your search has returned no tests.