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) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (2) Serum or Plasma (1) Urine (1) Test Area (-) Drugs of Abuse (4) Newborn Tox (1) Therapeutics (16) Test Category (-) Analgesics (1) (-) Hallucinogens (3) NPS/Designer Drugs (4) Opiates/Opioids (3) Test Sub-Category Opiates/Opioids (1) Other (3) Your search has returned no tests.