Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (4) (-) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type (-) Blood (1) Serum or Plasma (1) Test Area Therapeutics (1) Test Category Anesthetics (1) Antidepressants (1) (-) Antipsychotics (1) Test Sub-Category Phenothiazines (1) Test Test Name 8689B Thioridazine and Metabolite, Blood