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) (2) Headspace Gas Chromatography (GC) (1) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (1) Serum or Plasma (1) (-) Urine (2) Test Area Exposure (2) Test Category Acids (1) Alcohols (1) (-) Biomarkers (1) Industrial/Environmental Toxins (1) (-) Other (1) Pesticides/Insecticides (1) Sedative/Hypnotics (2) Solvents (9) Volatiles (9) Test Sub-Category Hydrocarbons (1) Other (1) Test Test Name 0094U 2,5-Hexanedione, Urine 1352U o-Cresol, Urine