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 (GC) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (2) Sample Type Serum or Plasma (1) Urine (1) Test Area Therapeutics (2) Test Category (-) Sedative/Hypnotics (2) Test Sub-Category (-) Barbiturates (2) Test Test Name 0450SP Aprobarbital, Serum/Plasma 0450U Aprobarbital, Urine