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/Mass Spectrometry (GC/MS) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (1) (-) Hair (1) (-) Serum or Plasma (1) Test Area (-) Drugs of Abuse (2) Therapeutics (3) Test Category Sedative/Hypnotics (2) Test Sub-Category Barbiturates (2) Test Test Name 0512SP Barbiturates Screen, Serum/Plasma 6921H Barbiturates Screen, Hair