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90333-19-0 2-naphthalenesulfonic acid,7-amino-4-hydroxy-8-[(5-hydroxy-7-sulfo-2-naphthalenyl)azo]-,d

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Product Name 2-Naphthalenesulfonic acid,7-amino-4-hydroxy-8-[(5-hydroxy-7-sulfo-2-naphthalenyl)azo]-,dipotassium salt
CAS No. 90333-19-0
Molecular Formula C20H15N3O8S2・2K