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) (4) Sample Type (-) Blood (1) Serum or Plasma (1) Urine (1) Test Area Therapeutics (1) Test Category Alcohols (1) Anesthetics (2) (-) Antiepileptics/Antiseizures (1) Antipsychotics (2) Depressants (2) Drugs of Abuse (2) Other (1) Sedative/Hypnotics (15) Therapeutics (2) Test Sub-Category Barbiturates (1) Test Test Name 2860B Metharbital and Metabolite, Blood