| Synonyms: | 1,2,3,4-Tcdd;1,2,3,4-Tetrachlorodibenzodioxin;1,2,3,4-Tetrachlorodibenzo-para-dioxin;1,2,3,4-tetrachloro-dibenzo-p-dioxi;1,2,3,4-Tetrachlorooxanthrene;Dibenzo-p-dioxin, 1,2,3,4-tetrachloro-;e)(1,4)dioxin,1,2,3,4-tetrachloro-dibenzo(;1,2,3,4-tetrachlorodibenzodioxine |