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) (2) Headspace Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (2) Sample Type (-) Blood (4) Fluid (2) Serum or Plasma (2) Tissue (2) Urine (1) Test Area Drugs of Abuse (1) (-) Impairment (2) Postmortem (7) (-) Therapeutics (2) Test Category Analgesics (2) Drugs of Abuse (2) Test Sub-Category Opiates/Opioids (2) Other (2) Test Test Name 2079B Fentanyl and Metabolite, Blood 8158B DUID/DRE Expanded Drug Screen (w/Alcohol), Blood (Forensic) 8159B DUID/DRE Expanded Drug Screen, Blood (Forensic) 9176B Fentanyl and Metabolite Screen, Blood