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) (6) Enzyme Immunoassay (EIA) (11) Gas Chromatography (GC) (12) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (4) Headspace Gas Chromatography (GC) (8) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (19) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (2) Sample Type Blood (13) (-) Fluid (5) Hair (2) Meconium (2) Serum or Plasma (7) Tissue (3) (-) Urine (1) Test Area Drugs of Abuse (6) Test Category Drugs of Abuse (4) Drugs of Abuse, Therapeutics (2) Test Sub-Category Other (6) Your search has returned no tests.