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90163-59-0 2-naphthalenesulfonic acid,6-hydroxy-5-[[4-[(4-methyl-2-sulfophenyl)azo]-1-naphthalenyl]a

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Product Name 2-Naphthalenesulfonic acid,6-hydroxy-5-[[4-[(4-methyl-2-sulfophenyl)azo]-1-naphthalenyl]azo]-,dipotassium salt
CAS No. 90163-59-0
Molecular Formula C27H20N4O7S2・2K