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) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (5) Sample Type Serum or Plasma (1) Test Area Therapeutics (1) Test Category Alcohol Deterrents (1) Anesthetics (1) Antianxiety (4) Antidepressants (8) (-) Antiepileptics/Antiseizures (1) Antihistamines (5) Antipsychotics (5) Depressants (2) Drugs of Abuse (1) Gases (3) Industrial/Environmental Toxins (2) Muscle Relaxants (4) Other (1) Pesticides/Insecticides (12) Sedative/Hypnotics (7) Solvents (14) Stimulants (3) Volatiles (9) Test Sub-Category Biomarkers (1) Test Test Name 1683SP Dimethadione, Serum/Plasma