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) (4) Enzyme Immunoassay (EIA) (2) Gas Chromatography (GC) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (8) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (18) Sample Type Blood (2) Serum or Plasma (2) Test Area Drugs of Abuse (2) Therapeutics (2) Test Category Analgesics (2) Sedative/Hypnotics (2) Test Sub-Category Antipyretics (3) (-) Barbiturates (2) Benzodiazepines (3) Cocaine (3) (-) Opiates/Opioids (2) Other (3) Test Test Name 0512B Barbiturates Screen, Blood 0512SP Barbiturates Screen, Serum/Plasma 0802B Buprenorphine and Metabolite - Free (Unconjugated) Screen, Blood 0802SP Buprenorphine and Metabolite - Free (Unconjugated) Screen, Serum/Plasma