Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (7) Enzyme-Linked Immunosorbent Assay (ELISA) (23) Enzyme Immunoassay (EIA) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (14) Headspace Gas Chromatography (GC) (17) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (13) Sample Type Umbilical Cord (1) Test Area Newborn Tox (1) Test Category Drugs of Abuse (1) Test Sub-Category GABA Analogues (3) (-) Other (1) Your search has returned no tests.