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