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) (-) Enzymatic Assay (EZA) (1) Gas Chromatography (GC) (2) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (4) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (7) Sample Type Blood (1) Serum or Plasma (1) Test Area Diagnostic Aids (1) Exposure (1) Test Category Acids (3) Alcohols (3) (-) Biomarkers (1) 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 Hydrocarbons (1) Other (1) Test Test Name 2480SP Ketone Bodies Panel, Serum/Plasma 2745B Methane, Blood