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89276-52-8 1-naphthalenesulfonic acid,4-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-3-hydroxy-,d

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Product Name 1-Naphthalenesulfonic acid,4-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]-3-hydroxy-,dipotassium salt
CAS No. 89276-52-8
Molecular Formula C20H15N3O8S2・2K