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. (1) Sample Type Blood (1) Serum or Plasma (2) Tissue (1) (-) Urine (1) Test Area Therapeutics (1) Test Category (-) Anesthetics (1) Antianxiety (1) Anticholinergics (1) Antidepressants (2) Antiepileptics/Antiseizures (1) Antipsychotics (1) Antitussives/Cough Suppressants (2) Depressants (1) Diagnostic Aids (1) Diuretics (1) Hallucinogens (1) Sedative/Hypnotics (2) Stimulants (3) Test Sub-Category Antiarrhythmics (1) (-) Other (1) Test Test Name 9065U Quaternary Ammonium Neuromuscular Blocking Agents Screen, Urine