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 (3) (-) Fluid (1) Serum or Plasma (3) Urine (2) Test Area Therapeutics (1) Test Category Analgesics (3) Depressants (1) (-) Sedative/Hypnotics (1) Test Sub-Category Benzodiazepines (1) Test Test Name 9139FL Clonazepam and Metabolite Screen, Fluid