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874618-57-2 benzoic acid, 2-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-,disodium salt

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Product Name Benzoic acid, 2-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-,disodium salt
CAS No. 874618-57-2
Molecular Formula C23H16N4O6S・2Na