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) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type (-) Blood (2) Serum or Plasma (2) (-) Urine (1) Test Area Exposure (3) Test Category Pesticides/Insecticides (3) Test Sub-Category (-) Herbicides (3) Other (3) Test Test Name 0485B Atrazine, Blood 0485U Atrazine, Urine 1789B Diquat, Blood