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) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (3) Fluid (1) Serum or Plasma (3) Tissue (1) (-) Urine (2) Test Area Therapeutics (2) Test Category (-) Analgesics (2) Antianxiety (1) Anticholinergics (2) Antihypertensives (1) Antimicrobials (1) Diuretics (1) NPS/Designer Drugs (1) Stimulants (3) Volatiles (1) Test Sub-Category Antipyretics (1) Opiates/Opioids (1) Test Test Name 0030U Acetaminophen, Urine 9103U Alfentanil Screen, Urine