2,2',3,4,4',5',6-Heptachlorobiphenyl (183) Back Catalog number: 66183 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73252 Azimsulfuron Price on request 54507 Bromide (Br-) Price on request 679819 Sulfapyridine, 100 µg/ml, Methanol, 1ml Price on request