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 Alcohols (13) Analgesics (11) Anesthetics (3) Antianxiety (3) Antiarrhythmics (3) Anticholinergics (3) Antidiabetics (4) Antidiarrheals (2) Antiepileptics/Antiseizures (21) Antihistamines (9) Antineoplastics (1) Antipsychotics (12) Antithyroids (2) Antitussives/Cough Suppressants (7) Biomarkers (5) Carbonic Anhydrase Inhibitors (1) Cholinesterase Inhibitors (2) Depressants (4) Diagnostic Aids (1) Diuretics (1) Drugs of Abuse (1) Emetics (4) Expectorants (3) Hallucinogens (18) Herbicides (3) (-) Hydrocarbons (1) Immunosuppressants (5) Laxatives (1) Metals/Elements (33) Muscle Relaxants (10) NMDA Antagonists (2) Pesticides/Insecticides (3) Retinoids (2) Sedative/Hypnotics (12) Solvents (20) Stimulants (4) Volatiles (31) Test Sub-Category (-) Other (1) Test Test Name 2358U 1-Hydroxypyrene, Urine