2,2’,3,3’,4,4’-Hexachlorobiphenyl (128) Back Catalog number: 66128 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674501 PSA-GCB-Mix 11 Price on request 674025 Fenpropidin, 10.0 µg/ml, Cyclohexane, 10ml Price on request 92991 Chlorinated Organics Standard Price on request