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) (2) Gas Chromatography (GC) (1) Headspace Gas Chromatography (GC) (4) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Urine (2) Test Area Exposure (2) Test Category (-) Biomarkers (1) Metals/Elements (2) (-) Solvents (1) Test Sub-Category Cyanide (1) (-) Other (2) Test Test Name 4472U Thiosulfate, Urine 4513U Toluene Exposure, Urine