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 70751 Metobromuron, 1000µg/ml in Acetonitrile, 1ml Price on request 70434 Acetophenone Price on request 677159 Di-n-octyltin dichloride, 100mg Price on request