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 Biomarkers (1) Gases (1) Test Sub-Category Alcohols (9) Aromatics (2) Carboxylic Acids (3) Cyanide (3) (-) Hydrocarbons (2) Organic (4) Organochlorides (5) Other (169) Sedative-Hypnotics (2) Solvents (3) Toxic Elements (3) Test Test Name 0094U 2,5-Hexanedione, Urine 2745B Methane, Blood