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/Mass Spectrometry (GC/MS) (2) Sample Type (-) Blood (2) Urine (1) Test Area (-) Drugs of Abuse (2) Exposure (3) Therapeutics (4) Test Category (-) Analgesics (2) Test Sub-Category Opiates/Opioids (2) Your search has returned no tests.