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