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