Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Headspace Gas Chromatography (GC) (1) Sample Type Blood (2) Serum or Plasma (2) (-) Urine (1) Test Area Diagnostic Aids (2) Drugs of Abuse (9) Exposure (46) Impairment (2) Postmortem (7) (-) Therapeutics (1) Test Category Antiepileptics/Antiseizures (1) Test Sub-Category (-) Other (1) Test Test Name 3310U Paraldehyde and Metabolite, Urine