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 Therapeutics (1) Test Category (-) Antiepileptics/Antiseizures (1) Test Sub-Category Benzodiazepines (3) (-) Biomarkers (1) Designer Benzodiazepines (3) Opiates/Opioids (3) Other (7) Phenothiazines (5) Stimulants (3) Synthetic Cathinone (3) Test Test Name 1683SP Dimethadione, Serum/Plasma