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) (6) Enzyme-Linked Immunosorbent Assay (ELISA) (38) (-) Enzyme Immunoassay (EIA) (11) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (14) Headspace Gas Chromatography (GC) (35) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (17) Spectrophotometry (SP) (1) Sample Type Blood (4) Fluid (3) Serum or Plasma (2) Tissue (3) Urine (11) Test Area Drugs of Abuse (13) Exposure (1) (-) Impairment (7) Newborn Tox (1) (-) Postmortem (16) Therapeutics (3) Test Category Drugs of Abuse (10) Therapeutics (12) Test Sub-Category Alcohols (2) Drug Facilitated Sexual Assault (3) Other (17) Your search has returned no tests.