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 21008 CLP Target Compound List - Gases Price on request 79589 Metalaxyl Price on request 38069 CWA Semi-Volatiles in Non-Potable Water Price on request