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) (8) Sample Type Blood (2) Fluid (1) Serum or Plasma (3) Urine (2) Test Area Therapeutics (8) Test Category (-) Analgesics (8) Metals/Elements (7) Test Sub-Category (-) NSAIDs (8) Opiates/Opioids (3) Your search has returned no tests.