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) (1) Enzyme-Linked Immunosorbent Assay (ELISA) (12) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Headspace Gas Chromatography (GC) (9) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (10) Sample Type (-) Blood (12) Fluid (1) Serum or Plasma (4) (-) Tissue (1) Umbilical Cord (1) Urine (5) Test Area Drugs of Abuse (2) Impairment (2) Postmortem (9) Test Category Drugs of Abuse (4) Drugs of Abuse, Therapeutics (4) NPS/Designer Drugs (1) Therapeutics (4) Test Sub-Category Alcohols (3) Opiates/Opioids (1) (-) Other (13) Your search has returned no tests.