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 Quadrupole Time of Flight Mass Spectrometry. (2) Sample Type Blood (1) (-) Serum or Plasma (1) Tissue (1) (-) Urine (1) Test Area Therapeutics (2) Test Category (-) Anesthetics (2) Antiarrhythmics (2) Antimicrobials (2) Antipsychotics (2) Appetite Suppressants (1) Test Sub-Category Other (2) Test Test Name 9065SP Quaternary Ammonium Neuromuscular Blocking Agents Screen, Serum/Plasma 9065U Quaternary Ammonium Neuromuscular Blocking Agents Screen, Urine