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) (1) (-) Gas Chromatography (GC) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (2) Sample Type (-) Blood (2) Serum or Plasma (2) Urine (1) Test Area Drugs of Abuse (1) Therapeutics (1) Test Category Analgesics (2) Antidepressants (1) Antihistamines (1) Antimicrobials (1) Antipsychotics (1) Depressants (1) Pesticides/Insecticides (2) (-) Sedative/Hypnotics (2) Stimulants (2) Volatiles (1) Test Sub-Category Barbiturates (2) Test Test Name 0500B Barbital, Blood 0512B Barbiturates Screen, Blood