Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (1) Enzyme-Linked Immunosorbent Assay (ELISA) (3) Enzyme Immunoassay (EIA) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (2) Sample Type Blood (3) (-) Fluid (3) Hair (1) Serum or Plasma (2) Tissue (2) (-) Urine (3) Test Area (-) Drugs of Abuse (6) Impairment (4) Postmortem (4) Test Category Benzodiazepines (2) (-) Drugs of Abuse (6) Drugs of Abuse, Therapeutics (5) NPS/Designer Drugs (1) Test Sub-Category Other (6) Your search has returned no tests.