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) (2) Sample Type Blood (1) (-) Serum or Plasma (1) Urine (1) Test Area Therapeutics (1) Test Category Alcohols (1) Analgesics (2) Anesthetics (2) Antiarrhythmics (2) Antidepressants (2) (-) Antiepileptics/Antiseizures (1) Antineoplastics (1) Antipsychotics (1) Hallucinogens (2) Herbicides (1) Volatiles (1) Test Sub-Category Barbiturates (1) Test Test Name 2860SP Metharbital and Metabolite, Serum/Plasma