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) (9) (-) Enzyme Immunoassay (EIA) (3) Gas Chromatography (GC) (8) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (7) (-) Headspace Gas Chromatography (GC) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (19) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (16) Refractometer (REF) (2) Sample Type Blood (5) Fluid (1) Serum or Plasma (3) (-) Urine (7) Test Area Drugs of Abuse (1) Exposure (4) Therapeutics (2) Test Category Alcohols (2) Analgesics (2) Stimulants (1) Volatiles (2) Test Sub-Category Opiates/Opioids (2) Other (5) Your search has returned no tests.