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 (GC) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (2) Sample Type (-) Blood (1) Serum or Plasma (1) (-) Urine (1) Test Area Drugs of Abuse (2) Test Category Alcohols (2) Antianxiety (2) Gases (1) (-) Hallucinogens (2) Sedative/Hypnotics (2) Solvents (2) Volatiles (4) Test Sub-Category Other (2) Test Test Name 9293B Methylenedioxymethamphetamine and Metabolite Screen, Blood 9293U Methylenedioxymethamphetamine and Metabolite Screen, Urine