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) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Sample Type Blood (4) Fluid (1) (-) Hair (2) Serum or Plasma (4) Urine (1) 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