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 Blood (10) Fluid (2) (-) Meconium (1) Oral Fluid (Saliva) (1) Serum or Plasma (10) Tissue (1) Urine (9) Test Area Newborn Tox (1) Test Category Drugs of Abuse (1) Test Sub-Category (-) Opiates/Opioids (1) Test Test Name 2760ME Methadone and Metabolite (Qualitative), Meconium