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 (4) Analgesics (3) Anesthetics (8) Antidepressants (6) Antiepileptics/Antiseizures (8) Antihypertensives (1) Antipsychotics (1) Biomarkers (1) Depressants (1) Hallucinogens (6) Herbicides (3) (-) Hydrocarbons (1) Metals/Elements (8) Pesticides/Insecticides (4) Sedative/Hypnotics (2) Solvents (15) Volatiles (13) Test Sub-Category Other (1) Test Test Name 2358U 1-Hydroxypyrene, Urine