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) (11) Headspace Gas Chromatography (GC) (7) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (9) Sample Type (-) Blood (1) (-) Meconium (2) Serum or Plasma (1) Urine (1) Test Area Newborn Tox (1) Therapeutics (2) Test Category Analgesics (3) Test Sub-Category Opiates/Opioids (3) Test Test Name 0801B Buprenorphine and Metabolite - Free (Unconjugated), Blood 0801ME Buprenorphine and Metabolite - Total (Conjugated/Unconjugated) (Qualitative), Meconium 4127ME Buprenorphine and Metabolite - Total (Qualitative), Meconium