Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (1) Enzyme-Linked Immunosorbent Assay (ELISA) (6) Enzyme Immunoassay (EIA) (7) Gas Chromatography (GC) (38) Gas Chromatography/Mass Spectrometry (GC/MS) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (37) High Performance Liquid Chromatography/Tandem Quadrupole Time of Flight Mass Spectrometry. (2) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (4) Sample Type Blood (2) (-) Serum or Plasma (2) (-) Urine (2) Test Area Drugs of Abuse (4) Test Category Hallucinogens (2) NPS/Designer Drugs (2) Test Sub-Category Opiates/Opioids (2) Other (2) Test Test Name 9105SP Acetyl Fentanyl Screen, Serum/Plasma 9105U Acetyl Fentanyl Screen, Urine 9293SP Methylenedioxymethamphetamine and Metabolite Screen, Serum/Plasma 9293U Methylenedioxymethamphetamine and Metabolite Screen, Urine