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