2006-10-23T12:00:00.0042b13afc-6fdc-4a80-aae1-31f869f1e2b52006-10-23T12:00:00.00false1,1'-biphenyl, 2,2'3,3'5,5'6,6'-octachloro-(9CI)2,3,5,6,2',3',5',6'-octachlorobiphenylbiphenyl,2,2',3,3',5,5',6,6'-octachloro-(7CI,8CI)PCB 2022,2',3,3',5,5',6,6'-octachlorobiphenyl (CB202)