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) (1) Sample Type Blood (2) (-) Fluid (1) Serum or Plasma (3) Urine (2) Test Area Therapeutics (1) Test Category Analgesics (1) Test Sub-Category (-) NSAIDs (1) Other (1) Toxic Elements (2) Test Test Name 3130FL Naproxen, Fluid