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) (5) Gas Chromatography/Mass Spectrometry (GC/MS) (8) Sample Type Blood (1) Serum or Plasma (2) Urine (2) Test Area (-) Therapeutics (5) Test Category Antidepressants (4) Antihistamines (4) Antimicrobials (4) Antipsychotics (3) (-) Sedative/Hypnotics (5) Test Sub-Category Barbiturates (5) Your search has returned no tests.