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) (5) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type (-) Blood (2) Fluid (1) Serum or Plasma (2) Tissue (1) Urine (1) Test Area Exposure (1) Therapeutics (1) Test Category Analgesics (2) Antiarrhythmics (2) Anticholinergics (1) Antidepressants (3) (-) Antihistamines (1) Antihypertensives (2) Antitussives/Cough Suppressants (2) Cholinesterase Inhibitors (1) Diuretics (1) NPS/Designer Drugs (3) (-) Pesticides/Insecticides (1) Vasodilators (1) Test Sub-Category Herbicides (1) Other (1) Test Test Name 1760B Diphenhydramine, Blood 1789B Diquat, Blood