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) (3) Sample Type (-) Meconium (3) Test Area (-) Newborn Tox (3) Test Category Drugs of Abuse (1) Hallucinogens (1) Stimulants (1) Test Sub-Category Opiates/Opioids (1) Other (2) Your search has returned no tests.