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 (1) Serum or Plasma (1) (-) Tissue (1) Urine (1) Test Area Therapeutics (1) Test Category Stimulants (1) Test Sub-Category Barbiturates (1) Benzodiazepines (1) Beta Blockers (1) (-) CNS Stimulants (1) Macrominerals (1) NSAIDs (1) Opiates/Opioids (4) Other (11) Selective Serotonin Reuptake Inhibitors (SSRI) (2) Toxic Elements (3) Tricyclic (1) Test Test Name 3020TI Methylphenidate and Metabolite, Tissue