2,3,3',4,4',5'-Hexachlorobiphenyl (157) Back Catalog number: 68157 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BDE-140 2,2',3,4,4',6'-Hexabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 681716 Ethephon-hydroxy, 10mg Price on request 675910 Flupyradifurone, 50mg Price on request