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 Analgesics (6) Antiarrhythmics (2) Anticholinergics (3) Antidepressants (10) Antiepileptics/Antiseizures (4) Antihistamines (1) Antineoplastics (2) (-) Diagnostic Aids (1) Herbicides (1) Industrial/Environmental Toxins (2) Metals/Elements (2) Muscle Relaxants (3) Pesticides/Insecticides (7) Plasticizers (1) Solvents (3) Terpenes (1) Therapeutics (1) Vasodilators (4) Volatiles (13) Test Sub-Category Biomarkers (1) Test Test Name 3475U S-Phenylmercapturic Acid, Urine