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) (3) Enzyme-Linked Immunosorbent Assay (ELISA) (13) Gas Chromatography/Mass Spectrometry (GC/MS) (4) (-) Headspace Gas Chromatography (GC) (7) Sample Type Blood (7) (-) Fluid (4) Serum or Plasma (4) (-) Tissue (3) Urine (5) Test Area Drugs of Abuse (5) Postmortem (2) Test Category Drugs of Abuse (2) Drugs of Abuse, Therapeutics (3) Therapeutics (2) Test Sub-Category Other (7) Your search has returned no tests.