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) (-) Gas Chromatography (GC) (2) Headspace Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (1) Serum or Plasma (1) (-) Urine (2) Test Area Exposure (1) Therapeutics (1) Test Category Acids (1) Analgesics (1) Antidepressants (1) (-) Antiepileptics/Antiseizures (1) Antiparkinsons (1) Antipsychotics (3) (-) Solvents (1) Terpenes (1) Volatiles (1) Test Sub-Category Other (2) Test Test Name 4513U Toluene Exposure, Urine 4700U Trimethadione and Metabolite, Urine