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) (3) Enzyme Immunoassay (EIA) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (5) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Sample Type Blood (7) (-) Fluid (2) Hair (1) Serum or Plasma (5) Tissue (1) (-) Urine (7) Test Area Drugs of Abuse (9) Test Category Anticholinergics (1) Drugs of Abuse (10) (-) Drugs of Abuse, Therapeutics (6) (-) NPS/Designer Drugs (3) Therapeutics (2) Test Sub-Category Opiates/Opioids (1) Other (7) Synthetic Cannabinoids (1) Your search has returned no tests.