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) (6) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Headspace Gas Chromatography (GC) (3) Sample Type Blood (25) Fluid (6) Serum or Plasma (7) (-) Tissue (6) Umbilical Cord (3) Urine (14) Test Area Drugs of Abuse (1) Postmortem (5) Test Category Drugs of Abuse (3) Therapeutics (3) Test Sub-Category (-) Alcohols (1) Opiates/Opioids (2) (-) Other (5) Your search has returned no tests.