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) (-) Gas Chromatography (GC) (2) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (5) Sample Type (-) Blood (2) Serum or Plasma (2) Urine (1) Test Area Therapeutics (2) Test Category Alcohols (1) (-) Analgesics (2) Anesthetics (1) Antiarrhythmics (2) Antidepressants (2) Antiepileptics/Antiseizures (1) Antineoplastics (1) Hallucinogens (2) Pesticides/Insecticides (1) Volatiles (2) Test Sub-Category Opiates/Opioids (2) Your search has returned no tests.