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 (2) Alcohols (11) Analgesics (24) Antianxiety (4) Anticholinergics (3) Antidepressants (4) Antidiabetics (8) Antidiarrheals (2) Antiemetics (2) Antiepileptics/Antiseizures (19) Antihistamines (10) Antihypertensives (13) Antimicrobials (23) Antineoplastics (1) Antipsychotics (9) Antitussives/Cough Suppressants (7) Biomarkers (4) Carbonic Anhydrase Inhibitors (1) Cholinesterase Inhibitors (2) Depressants (4) Diuretics (1) Drugs of Abuse (1) Emetics (4) Expectorants (3) Hallucinogens (10) (-) Hydrocarbons (1) Immunosuppressants (5) Laxatives (1) Muscle Relaxants (11) NMDA Antagonists (2) NPS/Designer Drugs (3) Other (1) Retinoids (2) Sedative/Hypnotics (16) Solvents (5) Stimulants (7) Volatiles (17) Test Sub-Category Other (1) Test Test Name 2358U 1-Hydroxypyrene, Urine