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