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89276-75-5 1,5-naphthalenedisulfonic acid,4-[(1,8-dihydroxy-3,6-disulfo-2-naphthalenyl)azo]-, tetrap

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Product Name 1,5-Naphthalenedisulfonic acid,4-[(1,8-dihydroxy-3,6-disulfo-2-naphthalenyl)azo]-, tetrapotassium salt
CAS No. 89276-75-5
Molecular Formula C20H14N2O14S4・4K