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) (6) Gas Chromatography (GC) (38) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (11) (-) Headspace Gas Chromatography (GC) (28) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Refractometer (REF) (2) Sample Type Blood (18) Fluid (1) Serum or Plasma (6) Tissue (4) Urine (9) Test Area Drugs of Abuse (1) (-) Exposure (38) Test Category Acids (3) Alcohols (13) Gases (1) Industrial/Environmental Toxins (1) Other (3) Solvents (21) (-) Volatiles (38) Test Sub-Category Other (38) Your search has returned no tests.