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) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Sample Type Blood (1) Urine (1) Test Area Exposure (2) Test Category Alcohols (3) (-) Biomarkers (1) Depressants (2) (-) Gases (1) Test Sub-Category Cyanide (3) (-) Hydrocarbons (2) Other (8) Test Test Name 0094U 2,5-Hexanedione, Urine 2745B Methane, Blood