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) (5) Sample Type Blood (21) Fluid (4) (-) Hair (1) Meconium (1) Serum or Plasma (15) Tissue (4) (-) Umbilical Cord (4) Urine (20) Test Area Newborn Tox (4) Therapeutics (1) Test Category Alcohols (1) Analgesics (1) Drugs of Abuse (3) Test Sub-Category Biomarkers (1) Opiates/Opioids (1) Other (3) Your search has returned no tests.