Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Sample Type 24 Hour Urine (1) Blood (12) Fluid (2) (-) Plasma (1) Serum or Plasma (13) Tissue (1) Urine (25) Test Area Therapeutics (1) Test Category Anesthetics (1) Test Sub-Category Other (1) Test Test Name 0560P Benzocaine, Plasma