1-Hydroxy-2,3,4,6-tetrachlorobenzene 12698-64-5 131-61-3 2,3,4,6-TETRACHLOROPHENOL 2,3,4,6-Tetrachlorophenol [Polychlorophenols and their sodium salts] 2,4,5,6-Tetrachlorophenol 4-06-00-01021 (Beilstein Handbook Reference) 58-90-2 AI3-00073 BRN 0779754 CCRIS 2512 Chlorophenols Dowicide 6 EINECS 200-402-8 HSDB 1338 NSC 2428 Phenol, 2,3,4,6-tetrachloro- RCRA waste no. U212 RCRA waste number U212