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 (9) Antiarrhythmics (2) Anticholinergics (6) Antidepressants (5) Antiepileptics/Antiseizures (2) Antimigraines (3) (-) Diagnostic Aids (1) Immunosuppressants (1) NPS/Designer Drugs (7) Opiates/Opioids (3) Pesticides/Insecticides (5) Sedative/Hypnotics (5) Vasodilators (3) Volatiles (1) Test Sub-Category Biomarkers (1) Test Test Name 3475U S-Phenylmercapturic Acid, Urine