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) Sample Type Blood (8) Fluid (3) Serum or Plasma (7) (-) Tissue (1) Urine (4) Test Area Therapeutics (1) Test Category (-) Analgesics (1) Test Sub-Category (-) Opiates/Opioids (1) Test Test Name 3236TI Opiates Screen, Tissue