2,2',3,3',4,4',6-Heptachlorobiphenyl (171) Back Catalog number: 63171 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674483 PSA-Mix 1 Price on request CBP-2367-D 2,3,6,7-Tetrachlorobiphenylene, 1.2ml x 1x10-4M, dimethylsulfoxide Price on request P703750 Prednisolone Acetate, 250mg Price on request