Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (8) (-) Gas Chromatography (GC) (1) Headspace Gas Chromatography (GC) (7) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (4) Sample Type (-) Blood (1) Serum or Plasma (1) Urine (1) Test Area Therapeutics (1) Test Category Anesthetics (2) (-) Antiepileptics/Antiseizures (1) Depressants (1) Other (1) Sedative/Hypnotics (6) Test Sub-Category Barbiturates (1) Test Test Name 2860B Metharbital and Metabolite, Blood