Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Enzyme-Linked Immunosorbent Assay (ELISA) (5) (-) Enzyme Immunoassay (EIA) (5) Gas Chromatography (GC) (6) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Headspace Gas Chromatography (GC) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (8) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (4) Sample Type Blood (15) Fluid (4) Serum or Plasma (4) Tissue (3) (-) Urine (5) Test Area Drugs of Abuse (2) Postmortem (3) Test Category Drugs of Abuse (1) Drugs of Abuse, Therapeutics (1) Therapeutics (3) Test Sub-Category Other (5) Your search has returned no tests.