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 (3) Anticholinergics (2) Antidepressants (1) Antimigraines (1) (-) Diagnostic Aids (1) NPS/Designer Drugs (3) Opiates/Opioids (1) Pesticides/Insecticides (1) Vasodilators (1) Volatiles (1) Test Sub-Category Biomarkers (1) Test Test Name 3475U S-Phenylmercapturic Acid, Urine