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) Sample Type Blood (1) Serum or Plasma (1) (-) Urine (1) Test Area Exposure (1) Test Category Acids (3) Alcohols (5) Analgesics (5) Anesthetics (2) Antianxiety (2) Antiarrhythmics (1) Anticholinergics (1) Antidepressants (5) Antidiabetics (1) Antiepileptics/Antiseizures (5) Antihistamines (2) Antihypertensives (3) Antimicrobials (4) Antipsychotics (2) Antitussives/Cough Suppressants (3) Biomarkers (1) Depressants (2) Emetics (1) Expectorants (1) Hallucinogens (6) (-) Herbicides (1) Hydrocarbons (1) Laxatives (1) Metals/Elements (21) Mood Stabilizers (2) Muscle Relaxants (3) NPS/Designer Drugs (1) Other (1) Pesticides/Insecticides (1) Sedative/Hypnotics (7) Solvents (6) Stimulants (2) Volatiles (12) Test Sub-Category Other (1) Test Test Name 2278U Herbicides Panel 2, Urine