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89276-41-5 1-naphthalenesulfonic acid,4-amino-5-hydroxy-6-[(5-sulfo-1-naphthalenyl)azo]-, dipotassiu

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Product Name 1-Naphthalenesulfonic acid,4-amino-5-hydroxy-6-[(5-sulfo-1-naphthalenyl)azo]-, dipotassium salt
CAS No. 89276-41-5
Molecular Formula C20H15N3O7S2・2K