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) (2) Enzyme-Linked Immunosorbent Assay (ELISA) (20) Enzyme Immunoassay (EIA) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (6) Headspace Gas Chromatography (GC) (17) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (14) Sample Type Blood (14) Fluid (1) Serum or Plasma (3) Tissue (1) Urine (4) Test Area Drugs of Abuse (6) (-) Impairment (2) Newborn Tox (1) (-) Postmortem (18) (-) Therapeutics (3) Test Category Analgesics (3) Drugs of Abuse (2) Drugs of Abuse, Therapeutics (4) NPS/Designer Drugs (1) Therapeutics (13) Test Sub-Category Alcohols (3) Opiates/Opioids (3) Other (17) Your search has returned no tests.