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) Headspace Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Sample Type Blood (12) Fluid (3) Hair (2) Meconium (1) Plasma (1) Serum or Plasma (10) (-) Tissue (1) Urine (11) Test Area Drugs of Abuse (1) Test Category Sedative/Hypnotics (1) Test Sub-Category Barbiturates (1) Test Test Name 8620TI Barbiturates Panel, Tissue