Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (6) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (3) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Sample Type Blood (12) Fluid (5) Hair (3) (-) Serum or Plasma (9) Tissue (3) Urine (13) Test Area (-) Drugs of Abuse (9) Postmortem (1) Therapeutics (1) Test Category Drugs of Abuse (4) Drugs of Abuse, Therapeutics (3) NPS/Designer Drugs (2) Test Sub-Category Opiates/Opioids (1) Other (8) Your search has returned no tests.