Synonyms: CHLORANILIC ACID THORIUM SALT;2,5-DICHLORO-3 6-DIHYDROXY-P-BENZOQUINONE THORIUM SALT;THORIUM 2,5-DICHLORO-3,6-DIHYDROXY-P-BENZOQUINATE;THORIUM CHLOROANILATE;5-cyclohexadiene-1,4-dione,2,5-dichloro-3,6-dihydroxy-thorium(4++)salt(2;bis[2,5-dichloro-3,6-dihydroxy-1,4-benzoquinone], thorium salt;thorium(4+)