Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography/Mass Spectrometry (GC/MS) (2) Headspace Gas Chromatography (GC) (1) Sample Type Blood (27) (-) Fluid (3) Serum or Plasma (20) Tissue (2) Umbilical Cord (3) Urine (19) Test Area Drugs of Abuse (1) Postmortem (1) Therapeutics (1) Test Category Depressants (1) Diagnostic Aids (1) Muscle Relaxants (1) Test Sub-Category Benzodiazepines (2) Cannabinoids (1) Opiates/Opioids (2) (-) Other (3) Your search has returned no tests.