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) (1) Enzyme Immunoassay (EIA) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (1) Sample Type Blood (6) Fluid (3) Serum or Plasma (3) (-) Tissue (2) Umbilical Cord (1) (-) Urine (2) Test Area Drugs of Abuse (1) Therapeutics (3) Test Category (-) Analgesics (3) (-) Drugs of Abuse (1) NPS/Designer Drugs (1) Therapeutics (4) Test Sub-Category Opiates/Opioids (3) Other (1) Your search has returned no tests.