Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (1) Enzyme-Linked Immunosorbent Assay (ELISA) (8) Enzyme Immunoassay (EIA) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (7) Headspace Gas Chromatography (GC) (4) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (8) Sample Type Blood (1) Serum or Plasma (1) Test Area Therapeutics (2) Test Category Antianxiety (3) Antidepressants (61) (-) Antipsychotics (2) Test Sub-Category Other (2) Test Test Name 3440B Perphenazine, Blood 3440SP Perphenazine, Serum/Plasma