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) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Sample Type Urine (1) Test Area Exposure (1) Test Category Analgesics (5) Antiarrhythmics (6) Anticholinergics (3) Antidepressants (8) Antiemetics (1) Antihistamines (5) Antihypertensives (5) Antithrombotics (4) Antitussives/Cough Suppressants (10) Cholinesterase Inhibitors (3) Diuretics (4) Drugs of Abuse (9) (-) Industrial/Environmental Toxins (1) NPS/Designer Drugs (9) Pesticides/Insecticides (2) Potassium Channel Blockers (2) Psychoactives (2) Vasodilators (2) Test Sub-Category Other (1) Test Test Name 1549U Dichlorobenzidine, Urine