2,2',3,3',4',5,6-Heptachlorobiphenyl (177) Back Catalog number: 63177 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8943.11-100-AN Propachlor Price on request 70302 Triphenyl phosphate Price on request 93948 D-Maltotriose Price on request