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) (2) Enzyme-Linked Immunosorbent Assay (ELISA) (23) (-) Enzyme Immunoassay (EIA) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (9) Headspace Gas Chromatography (GC) (17) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (17) Sample Type Fluid (1) Tissue (1) Urine (4) Test Area Drugs of Abuse (1) Postmortem (5) Test Category Drugs of Abuse (1) Therapeutics (5) Test Sub-Category Other (6) Your search has returned no tests.