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) (1) Enzyme-Linked Immunosorbent Assay (ELISA) (4) Enzyme Immunoassay (EIA) (13) Gas Chromatography (GC) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (5) Headspace Gas Chromatography (GC) (20) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (4) Sample Type Blood (2) Serum or Plasma (1) Umbilical Cord (1) (-) Urine (2) Test Area Drugs of Abuse (2) Test Category Alcohols (2) Test Sub-Category Biomarkers (2) Test Test Name 2081U Ethyl Glucuronide, Urine 9025U Ethyl Sulfate Screen, Urine