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) Test Category Analgesics (8) Biomarkers (1) (-) NPS/Designer Drugs (6) Test Sub-Category Benzodiazepines (3) (-) Hallucinogens (6) Opiates/Opioids (9) Your search has returned no tests.