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) (11) Enzymatic Assay (EZA) (1) Gas Chromatography (GC) (74) Gas Chromatography/Mass Spectrometry (GC/MS) (20) (-) Gas Chromatography/Tandem Mass Spectrometry (GC-MS/MS) (1) Headspace Gas Chromatography (GC) (54) Hematofluorometry (H) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (11) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (6) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (5) Refractometer (REF) (4) Spectrophotometry (SP) (2) Sample Type Serum or Plasma (1) Test Area (-) Exposure (1) Test Category Chemicals (1) Test Sub-Category (-) Other (1) Test Test Name 3371SP PCB Panel, Congeners, Serum/Plasma