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) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Blood (10) (-) Fluid (5) (-) Hair (1) Oral Fluid (Saliva) (1) Serum or Plasma (9) Tissue (4) Urine (6) Test Area Therapeutics (6) Test Category (-) Analgesics (6) Antipsychotics (1) Pesticides/Insecticides (1) Test Sub-Category Opiates/Opioids (6) Your search has returned no tests.