- heptachlorobiphenyl
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Either of twenty-four isomers of the polychlorinated biphenyl containing seven chlorine atoms
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heptachlorobiphenyl
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PCB Congener List — A complete list of polychlorinated biphenyl (PCB) congeners. Chemical structure of PCBs. The possible positions of chlorine atoms on the benzene rings are denoted by numbers assigned to the carbon atoms. Contents … Wikipedia
Polychlorinated biphenyl — PCBs redirects here. For printed circuit boards, see printed circuit board. Labelling transformers containing PCBs … Wikipedia
