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 (37) Fluid (5) Hair (1) Serum or Plasma (29) Tissue (3) (-) Umbilical Cord (3) Urine (27) Test Area Newborn Tox (3) Test Category Drugs of Abuse (3) Test Sub-Category Biomarkers (1) (-) Other (3) Your search has returned no tests.