Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (1) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (7) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Plasma (1) (-) Urine (1) Test Area Exposure (2) (-) Therapeutics (1) Test Category Anesthetics (1) Test Sub-Category Barbiturates (2) (-) Other (1) Test Test Name 0560U Benzocaine, Urine