2,3,3',4,4',5,5'-Heptachlorobiphenyl (189) Back Catalog number: 66189 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 55304 CWA Palladium Price on request DPE-15 4,4'-Dichlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 681677 Isomethiozin, 100mg Price on request