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89845-96-5 benzenesulfonic acid, 3-[[4-[(3-sulfophenyl)amino]phenyl]azo]-,disodium salt

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Product Name Benzenesulfonic acid, 3-[[4-[(3-sulfophenyl)amino]phenyl]azo]-,disodium salt
CAS No. 89845-96-5
Molecular Formula C18H15N3O6S2・2Na