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) (3) Enzyme Immunoassay (EIA) (1) Gas Chromatography (GC) (7) (-) Headspace Gas Chromatography (GC) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (14) Sample Type Blood (2) Fluid (1) Serum or Plasma (1) Tissue (1) Urine (2) Test Area Drugs of Abuse (3) Exposure (4) Test Category Hallucinogens (3) Volatiles (4) Test Sub-Category Opiates/Opioids (4) Organic (4) (-) Other (7) Your search has returned no tests.