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) (3) Enzyme Immunoassay (EIA) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (5) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (9) Sample Type Blood (3) Serum or Plasma (3) Urine (3) Test Area (-) Drugs of Abuse (9) Exposure (8) Newborn Tox (3) Therapeutics (52) Test Category Benzodiazepines (3) NPS/Designer Drugs (6) Test Sub-Category Designer Benzodiazepines (3) Opiates/Opioids (3) Synthetic Cathinone (3) Your search has returned no tests.