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) (2) Gas Chromatography (GC) (4) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (2) Headspace Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (15) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (4) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (1) Sample Type (-) Blood (2) Plasma (1) Serum or Plasma (3) Urine (5) Test Area Diagnostic Aids (1) Drugs of Abuse (1) (-) Therapeutics (2) Test Category Sedative/Hypnotics (2) Test Sub-Category Barbiturates (2) Test Test Name 0810B Butabarbital, Blood 0830B Butalbital, Blood