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 Alcohols (2) Antianxiety (1) NPS/Designer Drugs (1) Sedative/Hypnotics (2) Stimulants (2) (-) Volatiles (1) Test Sub-Category Other (1) Test Test Name 2029U Ethylbenzene Exposure Biouptake, Urine