2,2',3,4',5,6,6'-Heptachlorobiphenyl (188) Back Catalog number: 63188 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50047 Metals Mix #3 Price on request 72788 Diethylene glycol dimethyl ether Price on request 674552 Albendazole, 100mg Price on request