Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Headspace Gas Chromatography (GC) (2) Sample Type Blood (2) (-) Serum or Plasma (2) Urine (2) Test Area Exposure (2) Test Category Solvents (2) Test Sub-Category Antimalarials (1) Diuretics (1) Opiates/Opioids (6) (-) Organic (2) Organochlorides (1) Other (8) Vasodilators (1) Test Test Name 2270SP Heptane, n-, Serum/Plasma 2290SP Hexane, n-, Serum/Plasma