Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type (-) Meconium (2) Test Area Newborn Tox (1) Therapeutics (1) Test Category (-) Analgesics (2) Drugs of Abuse (3) Hallucinogens (1) Psychoactives (1) Stimulants (2) Test Sub-Category Opiates/Opioids (2) Your search has returned no tests.