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) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Urine (1) Test Area Exposure (1) Test Category Acids (3) Alcohols (1) Analgesics (2) Biomarkers (3) Diagnostic Aids (1) Drugs of Abuse (1) (-) Hydrocarbons (1) Industrial/Environmental Toxins (2) Metals/Elements (22) Other (3) Pesticides/Insecticides (1) Plasticizers (1) Solvents (3) Stimulants (1) Therapeutics (7) Vasodilators (2) Volatiles (9) Test Sub-Category Other (1) Test Test Name 2358U 1-Hydroxypyrene, Urine