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) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (9) Sample Type Serum or Plasma (1) Test Area Therapeutics (1) Test Category Antipsychotics (1) Test Sub-Category Barbiturates (3) Insecticides (1) Opiates/Opioids (5) Other (23) (-) Phenothiazines (1) Tetracyclics (6) Test Test Name 2689SP Mesoridazine, Serum/Plasma