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/Mass Spectrometry (GC/MS) (1) Sample Type Blood (2) Fluid (2) Serum or Plasma (2) (-) Tissue (1) Urine (3) 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