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) (29) Enzyme Immunoassay (EIA) (9) Gas Chromatography/Mass Spectrometry (GC/MS) (6) Headspace Gas Chromatography (GC) (16) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (12) Sample Type Blood (6) Serum or Plasma (3) Urine (5) Test Area (-) Drugs of Abuse (12) (-) Impairment (2) Newborn Tox (3) Postmortem (1) Therapeutics (3) Test Category Drugs of Abuse (5) Drugs of Abuse, Therapeutics (1) NPS/Designer Drugs (8) Test Sub-Category Opiates/Opioids (3) Other (9) Synthetic Cannabinoids (2) Your search has returned no tests.