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) (3) Sample Type Blood (17) Fluid (3) (-) Meconium (2) Plasma (1) Serum or Plasma (16) Tissue (4) (-) Umbilical Cord (1) Urine (17) Test Area Newborn Tox (2) Therapeutics (1) Test Category Analgesics (2) Drugs of Abuse (1) Test Sub-Category Barbiturates (1) Benzodiazepines (1) (-) Opiates/Opioids (2) (-) Other (1) Your search has returned no tests.