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) (3) Enzyme-Linked Immunosorbent Assay (ELISA) (6) Enzyme Immunoassay (EIA) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (4) Headspace Gas Chromatography (GC) (7) Sample Type Blood (6) (-) Fluid (5) Serum or Plasma (4) Tissue (4) (-) Urine (4) Test Area Drugs of Abuse (5) Postmortem (4) Test Category Benzodiazepines (2) Depressants (4) Drugs of Abuse (14) (-) Drugs of Abuse, Therapeutics (5) NPS/Designer Drugs (1) (-) Therapeutics (4) Test Sub-Category Other (9) Your search has returned no tests.