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) (7) Enzyme-Linked Immunosorbent Assay (ELISA) (47) Enzyme Immunoassay (EIA) (13) Gas Chromatography/Mass Spectrometry (GC/MS) (18) Headspace Gas Chromatography (GC) (35) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (27) Spectrophotometry (SP) (1) Sample Type Blood (28) Fluid (6) Serum or Plasma (10) Tissue (6) Urine (17) Test Area (-) Drugs of Abuse (22) (-) Impairment (10) Newborn Tox (3) (-) Postmortem (35) Therapeutics (10) Test Category Drugs of Abuse (33) Drugs of Abuse, Therapeutics (6) Exposure (1) NPS/Designer Drugs (10) Therapeutics (17) Test Sub-Category Alcohols (9) Drug Facilitated Sexual Assault (3) Opiates/Opioids (6) Other (49) Your search has returned no tests.