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89277-08-7 1,5-naphthalenedisulfonic acid,4-[(4-amino-5-hydroxy-1-naphthalenyl)azo]-, disodium salt

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Product Name 1,5-Naphthalenedisulfonic acid,4-[(4-amino-5-hydroxy-1-naphthalenyl)azo]-, disodium salt
CAS No. 89277-08-7
Molecular Formula C20H15N3O7S2・2Na