Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (1) Headspace Gas Chromatography (GC) (1) Sample Type Blood (2) Serum or Plasma (2) (-) Urine (2) Test Area (-) Exposure (2) Test Category (-) Alcohols (2) Metals/Elements (3) Pesticides/Insecticides (1) Plasticizers (1) Solvents (1) Volatiles (2) Test Sub-Category Other (2) Test Test Name 3975U Propanol, n-, Urine 4003U Propylene Glycol, Urine