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89369-95-9 2-naphthalenesulfonic acid, 6-hydroxy-5-[(2-sulfophenyl)azo]-, disodiumsalt

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Product Name 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(2-sulfophenyl)azo]-, disodiumsalt
CAS No. 89369-95-9
Molecular Formula C16H12N2O7S2・2Na