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) (2) Enzyme Immunoassay (EIA) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (20) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (1) Serum or Plasma (1) Test Area Therapeutics (2) Test Category Analgesics (2) Test Sub-Category Antipyretics (3) Barbiturates (2) Benzodiazepines (3) Cocaine (3) (-) Opiates/Opioids (2) Other (3) Your search has returned no tests.