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) (4) Sample Type Blood (4) (-) Meconium (1) (-) Serum or Plasma (3) Urine (4) Test Area Newborn Tox (1) Therapeutics (3) Test Category (-) Analgesics (4) Test Sub-Category NSAIDs (1) (-) Opiates/Opioids (4) Other (1) Your search has returned no tests.