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) (1) Enzyme Immunoassay (EIA) (5) Headspace Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (7) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (1) Sample Type Blood (5) Fluid (3) Serum or Plasma (3) Tissue (2) (-) Urine (1) Test Area (-) Drugs of Abuse (1) Test Category Drugs of Abuse (1) Test Sub-Category Other (1) Test Test Name 1876U Drug Screen - Expanded, Urine