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) Sample Type Blood (6) Serum or Plasma (3) (-) Tissue (1) Urine (2) Test Area Exposure (1) Test Category Antidepressants (1) Pesticides/Insecticides (1) (-) Volatiles (1) Test Sub-Category Other (1) Test Test Name 3974TI Propane, Tissue