Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Enzyme-Linked Immunosorbent Assay (ELISA) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Sample Type Blood (3) Fluid (1) (-) Hair (2) Serum or Plasma (3) Test Area Drugs of Abuse (1) Therapeutics (1) Test Category Depressants (1) Sedative/Hypnotics (1) Test Sub-Category Barbiturates (1) Benzodiazepines (1) Test Test Name 6921H Barbiturates Screen, Hair 6922H Benzodiazepines Screen, Hair