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) (11) (-) Enzyme-Linked Immunosorbent Assay (ELISA) (9) Enzyme Immunoassay (EIA) (10) Gas Chromatography (GC) (8) Gas Chromatography/Mass Spectrometry (GC/MS) (10) Headspace Gas Chromatography (GC) (28) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (5) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Refractometer (REF) (2) Sample Type Blood (22) (-) Fluid (6) Serum or Plasma (7) Tissue (5) (-) Urine (3) Test Area Drugs of Abuse (4) Postmortem (5) Test Category Drugs of Abuse (2) Drugs of Abuse, Therapeutics (3) Therapeutics (4) Test Sub-Category Alcohols (1) Other (8) Your search has returned no tests.