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) (32) (-) Enzyme Immunoassay (EIA) (6) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (10) Headspace Gas Chromatography (GC) (27) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (12) Spectrophotometry (SP) (1) Sample Type Blood (2) Fluid (3) Serum or Plasma (1) Tissue (3) Urine (6) Test Area Drugs of Abuse (22) Impairment (7) (-) Postmortem (15) Therapeutics (3) Test Category Drugs of Abuse (3) Therapeutics (12) Test Sub-Category Alcohols (2) Other (13) Your search has returned no tests.