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5693-20-9 benzoic acid, 2-[(1,8-dihydroxy-3,6-disulfo-2-naphthalenyl)azo]-,disodium salt

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Product Name Benzoic acid, 2-[(1,8-dihydroxy-3,6-disulfo-2-naphthalenyl)azo]-,disodium salt
CAS No. 5693-20-9
Molecular Formula C17H12N2O10S2・2Na