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) (9) Enzymatic Assay (EZA) (1) Gas Chromatography (GC) (68) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (18) Headspace Gas Chromatography (GC) (46) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Refractometer (REF) (4) Spectrophotometry (SP) (1) Sample Type Blood (7) Serum or Plasma (2) Tissue (1) Urine (8) Test Area Exposure (18) Test Category (-) Acids (3) Alcohols (3) Drugs of Abuse (3) Drugs of Abuse, Therapeutics (1) Gases (1) Industrial/Environmental Toxins (1) Other (1) (-) Solvents (4) Therapeutics (8) (-) Volatiles (11) Test Sub-Category Carboxylic Acids (3) Other (15) Your search has returned no tests.