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89276-79-9 2,7-naphthalenedisulfonic acid,4-hydroxy-3-[(7-sulfo-1-naphthalenyl)azo]-, triammonium sa

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Product Name 2,7-Naphthalenedisulfonic acid,4-hydroxy-3-[(7-sulfo-1-naphthalenyl)azo]-, triammonium salt
CAS No. 89276-79-9
Molecular Formula C20H14N2O10S3・3H3N