2006-10-23T12:00:00.00c21c51cf-28e2-4318-93fc-2c51261f4fe32019-01-14T12:07:56.11false1,2,3,4,7,8,9-heptachlorodibenzofuran1,2,3,4,7,8,9-HpCDFdibenzofuran, 1,2,3,4,7,8,9-heptachloro- (9CI)F 134PCDF 1341,2,3,4,7,8,9-heptachlorodibenzofuran