2,2',3,3',4,6,6'-Heptachlorobiphenyl Back Catalog number: 66176 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50259 Anion Mix Price on request 682265 2,3,5,6-Tetrabromo-p-xylene, 50mg Price on request 673806 Fenbutatin oxide, 250mg Price on request