8003-50-7 Benzoic acid, 2-hydroxy-5-((4'-((4-((4-hydroxyphenyl)azo)-6(or 7)-sulfo- 1-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-, disodium salt C.I. 31735 C.I. Direcet Brown 54 Direct Fast Brown 2ZhKh Direct Lightfast Brown 2Zhkh Disodium 5-((4'-((4-((4-hydroxyphenyl)azo)-6(or 7)-sulphonato-1-naphthyl)azo)(1,1'-biphenyl)-4-yl)azo)salicylate EINECS 232-320-3