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) (14) Enzyme Immunoassay (EIA) (5) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (5) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Sample Type Blood (5) Fluid (3) Serum or Plasma (3) Tissue (2) Urine (1) Test Area (-) Drugs of Abuse (14) Newborn Tox (1) Test Category Drugs of Abuse (14) Test Sub-Category (-) Other (14) Your search has returned no tests.