Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type (-) Meconium (1) Test Area (-) Newborn Tox (1) Test Category Drugs of Abuse (1) Test Sub-Category Barbiturates (1) (-) Opiates/Opioids (1) Other (2) Test Test Name 8670ME Opiates - Total (Conjugated/Unconjugated) (Qualitative), Meconium