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) Sample Type Blood (3) Fluid (1) (-) Serum or Plasma (1) Tissue (1) Urine (1) Test Area Exposure (1) Test Category Anticholinergics (1) Antihistamines (1) Antipsychotics (2) Hallucinogens (1) Herbicides (1) Hypoglycemic Agents (1) (-) Volatiles (1) Test Sub-Category (-) Other (1) Test Test Name 2283SP Hexachlorobenzene, Serum/Plasma