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) (2) Sample Type Serum or Plasma (1) Urine (1) Test Area Drugs of Abuse (1) (-) Exposure (2) Test Category Diagnostic Aids (1) Pesticides/Insecticides (1) Test Sub-Category (-) Biomarkers (1) (-) Insecticides (1) Other (9) Test Test Name 3124SP 1-Naphthol, Serum/Plasma 3475U S-Phenylmercapturic Acid, Urine