Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (1) Sample Type Blood (1) Serum or Plasma (1) (-) Urine (1) Test Area Drugs of Abuse (1) Test Category Analgesics (2) Antianxiety (1) Anticholinergics (2) Antihypertensives (1) Antimicrobials (1) Diuretics (1) (-) NPS/Designer Drugs (1) Stimulants (3) Volatiles (1) Test Sub-Category Opiates/Opioids (1) Test Test Name 0205U Acetyl Fentanyl and Metabolite, Urine