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