Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzymatic Assay (EZA) (1) Gas Chromatography (GC) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) Headspace Gas Chromatography (GC) (2) Sample Type Blood (3) (-) Serum or Plasma (2) Test Area Exposure (2) Test Category Alcohols (3) Biomarkers (1) (-) Solvents (2) Volatiles (2) Test Sub-Category Organic (2) Test Test Name 2270SP Heptane, n-, Serum/Plasma 2290SP Hexane, n-, Serum/Plasma