Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (1) Serum or Plasma (1) Urine (1) Test Area (-) Drugs of Abuse (3) Exposure (5) Therapeutics (3) Test Category NPS/Designer Drugs (3) Test Sub-Category Benzodiazepines (3) Cannabinoids (4) Designer Benzodiazepines (3) (-) Opiates/Opioids (3) Other (38) Your search has returned no tests.