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89273-49-4 2-naphthalenesulfonic acid,8-amino-4-hydroxy-3-[(5-hydroxy-7-sulfo-2-naphthalenyl)azo]-,

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CAS No. 89273-49-4
Product Name 2-Naphthalenesulfonic acid,8-amino-4-hydroxy-3-[(5-hydroxy-7-sulfo-2-naphthalenyl)azo]-, disodiumsalt
Molecular Formula C20H15N3O8S2・2Na