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