Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (3) Headspace Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (2) Sample Type (-) Blood (4) Meconium (2) Serum or Plasma (2) Urine (3) Test Area Postmortem (2) Therapeutics (2) Test Category (-) Analgesics (2) Drugs of Abuse (4) (-) Drugs of Abuse, Therapeutics (2) Therapeutics (4) Test Sub-Category Opiates/Opioids (2) Other (2) Your search has returned no tests.