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) (6) Sample Type Blood (2) Serum or Plasma (2) Urine (2) Test Area (-) Drugs of Abuse (6) Newborn Tox (1) Therapeutics (12) Test Category Depressants (3) NPS/Designer Drugs (3) Test Sub-Category Benzodiazepines (1) Biomarkers (1) (-) Opiates/Opioids (3) Other (26) (-) Synthetic Cathinone (3) Your search has returned no tests.