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) (1) (-) Enzyme-Linked Immunosorbent Assay (ELISA) (25) Enzyme Immunoassay (EIA) (8) Gas Chromatography (GC) (24) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (4) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (4) Headspace Gas Chromatography (GC) (14) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (68) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (6) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Immunoassay (IA) (1) Spectrofluorometry (SF) (1) Sample Type Blood (9) Fluid (5) Hair (2) Serum or Plasma (7) Tissue (3) Urine (2) Test Area (-) Drugs of Abuse (28) Exposure (1) Impairment (7) Newborn Tox (2) Test Category Drugs of Abuse (18) Drugs of Abuse, Therapeutics (10) Test Sub-Category Other (28) Your search has returned no tests.