1,2,3,7,8-PENTACHLORODIBENZOFURAN;57117-41-6;1,2,3,7,8-PENTACHLORODIBENZOFURAN;1,2,3,7,8-Pentachlorodibenzofuran [Dioxin and dioxin-like compounds];Dibenzofuran, 1,2,3,7,8-pentachloro-
1,2,3,7,8-PENTACHLORODIBENZOFURAN