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) (24) (-) Enzyme Immunoassay (EIA) (5) Gas Chromatography/Mass Spectrometry (GC/MS) (10) (-) Headspace Gas Chromatography (GC) (17) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (7) Spectrophotometry (SP) (1) Sample Type Blood (7) Fluid (3) Serum or Plasma (2) Tissue (3) Urine (5) Test Area Drugs of Abuse (17) Impairment (5) (-) Postmortem (19) (-) Therapeutics (1) Test Category Depressants (1) Drugs of Abuse (9) Drugs of Abuse, Therapeutics (1) Exposure (1) Therapeutics (8) Test Sub-Category Alcohols (7) Benzodiazepines (1) Other (12) Your search has returned no tests.