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 (3) Fluid (1) Meconium (1) Oral Fluid (Saliva) (2) Serum or Plasma (3) (-) Tissue (1) Urine (2) Test Area Drugs of Abuse (1) Test Category Sedative/Hypnotics (1) Test Sub-Category Alcohols (1) (-) Barbiturates (1) Opiates/Opioids (6) Other (8) Test Test Name 8620TI Barbiturates Panel, Tissue