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) (4) Sample Type Blood (6) (-) Serum or Plasma (4) Urine (3) Test Area Therapeutics (4) Test Category (-) Antidepressants (4) Test Sub-Category Opiates/Opioids (20) Other (3) (-) Tricyclic (4) Your search has returned no tests.