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) Enzyme Immunoassay (EIA) (1) (-) Gas Chromatography (GC) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (5) Sample Type (-) Blood (1) Serum or Plasma (2) (-) Urine (2) Test Area Therapeutics (3) Test Category Alcohols (1) Antidepressants (2) Antihistamines (3) Antimicrobials (2) Antipsychotics (2) Biomarkers (2) Pesticides/Insecticides (3) (-) Sedative/Hypnotics (3) Terpenes (1) Volatiles (3) Test Sub-Category Barbiturates (3) Test Test Name 0450U Aprobarbital, Urine 0500B Barbital, Blood 0500U Barbital, Urine