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 (-) Urine (1) Test Area Therapeutics (1) Test Category (-) Stimulants (1) Test Sub-Category (-) CNS Stimulants (1) Other (4) Test Test Name 9193U Methylphenidate and Metabolite Screen, Urine