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) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (3) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Urine (1) Test Area Exposure (1) Test Category Analgesics (5) Antacids (3) Antianxiety (6) Antiarrhythmics (6) Anticholinergics (3) Antidepressants (12) Antidiabetics (1) Antiemetics (2) Antiepileptics/Antiseizures (5) Antigout Agents (3) Antihistamines (14) Antihypertensives (10) Antimicrobials (5) Antipsychotics (5) Benzodiazepines (3) Cholinesterase Inhibitors (3) Diuretics (5) Immunosuppressants (1) (-) Industrial/Environmental Toxins (1) Muscle Relaxants (7) NPS/Designer Drugs (12) Other (1) Pesticides/Insecticides (2) Psychoactives (1) Sedative/Hypnotics (13) Stimulants (12) Vasodilators (2) Test Sub-Category Other (1) Test Test Name 1355U o-Toluidine, Urine