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