2,2',3,3',4',5,6-Heptachlorobiphenyl (177) Back Catalog number: 66177 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MCDE-37 3,4,4'-Trichloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 96515 7-Aminoclonazepam Price on request ACQ-WH11-115 Ethanol standard in whole blood,1.1g/L,whole blood, 1.5mL Price on request