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 680182 Mefenacet, 100mg Price on request 9438.9-100-CY Atraton Price on request EPA-1613CS3 Calibration Verification Solution , 1ml, nonane Price on request