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89290-30-2 2-naphthalenesulfonic acid,3-[(3-aminophenyl)azo]-4-hydroxy-7-[[5-hydroxy-6-(phenylazo)-7

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Product Name 2-Naphthalenesulfonic acid,3-[(3-aminophenyl)azo]-4-hydroxy-7-[[5-hydroxy-6-(phenylazo)-7-sulfo-2-naphthalenyl]amino]-, disodium salt
CAS No. 89290-30-2
Molecular Formula C32H24N6O8S2・2Na