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) (3) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (3) Fluid (3) Hair (1) Serum or Plasma (3) (-) Tissue (1) Urine (4) Test Area (-) Drugs of Abuse (1) Postmortem (3) Test Category Sedative/Hypnotics (1) Test Sub-Category Barbiturates (1) Test Test Name 8620TI Barbiturates Panel, Tissue