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89276-76-6 1,6-naphthalenedisulfonic acid,8-[(1,8-dihydroxy-3,6-disulfo-2-naphthalenyl)azo]-, tetras

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Product Name 1,6-Naphthalenedisulfonic acid,8-[(1,8-dihydroxy-3,6-disulfo-2-naphthalenyl)azo]-, tetrasodium salt
CAS No. 89276-76-6
Molecular Formula C20H14N2O14S4・4Na