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 (-) Serum or Plasma (1) Test Area Exposure (1) Test Category Alcohols (3) Anesthetics (2) Antianxiety (1) Antiarrhythmics (3) Antidiabetics (1) Antiepileptics/Antiseizures (1) Antineoplastics (1) Antipsychotics (1) Antithyroids (1) Carbonic Anhydrase Inhibitors (1) Hallucinogens (5) (-) Herbicides (1) Immunosuppressants (2) Metals/Elements (5) Muscle Relaxants (2) NMDA Antagonists (1) Pesticides/Insecticides (1) Sedative/Hypnotics (1) Stimulants (3) Volatiles (2) Test Sub-Category Opiates/Opioids (9) (-) Other (1) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (1) Tetracyclics (2) Test Test Name 3048SP Metribuzin, Serum/Plasma