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) (3) Gas Chromatography (GC) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (2) Headspace Gas Chromatography (GC) (10) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (6) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (3) Serum or Plasma (1) Tissue (1) Urine (1) Test Area Drugs of Abuse (5) (-) Exposure (6) Newborn Tox (1) Therapeutics (12) Test Category Anticoagulants (3) Volatiles (3) Test Sub-Category (-) Other (6) Your search has returned no tests.