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) (9) 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 (13) Fluid (5) Hair (3) (-) Serum or Plasma (10) (-) Tissue (3) Urine (14) Test Area (-) Drugs of Abuse (12) Postmortem (2) (-) Therapeutics (1) Test Category Anticholinergics (1) Drugs of Abuse (6) Drugs of Abuse, Therapeutics (4) NPS/Designer Drugs (2) Test Sub-Category Opiates/Opioids (1) Other (12) Your search has returned no tests.