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 (-) Serum or Plasma (1) Test Area (-) Therapeutics (1) Test Category Antineoplastics (1) Test Sub-Category Alkaloids (1) (-) Alkylating Agents (1) Barbiturates (3) Benzodiazepines (2) Beta Blockers (1) Opiates/Opioids (3) Other (11) Sympathomimetic Amines (1) Test Test Name 0820SP Busulfan, Serum/Plasma