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) (12) Enzymatic Assay (EZA) (1) Gas Chromatography (GC) (83) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (21) Gas Chromatography/Tandem Mass Spectrometry (GC-MS/MS) (1) Headspace Gas Chromatography (GC) (54) Hematofluorometry (H) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (10) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (6) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (5) Refractometer (REF) (4) Spectrophotometry (SP) (2) Sample Type Blood (9) Serum or Plasma (2) Tissue (1) Urine (9) Test Area Drugs of Abuse (1) (-) Exposure (21) Postmortem (7) Test Category Alcohols (3) Gases (1) Industrial/Environmental Toxins (1) Other (1) Solvents (4) Volatiles (11) Test Sub-Category Carboxylic Acids (3) (-) Hydrocarbons (1) (-) Other (20) Your search has returned no tests.