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 (5) (-) Fluid (1) Hair (1) Serum or Plasma (5) Tissue (1) Urine (5) Test Area (-) Drugs of Abuse (1) Test Category Anesthetics (1) Antidepressants (1) Depressants (2) Muscle Relaxants (1) (-) Sedative/Hypnotics (1) Test Sub-Category Barbiturates (1) Test Test Name 8620FL Barbiturates Panel, Fluid