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90333-23-6 2-naphthalenesulfonic acid,7-[(4-amino-8-hydroxy-1-naphthalenyl)azo]-4-hydroxy-, monosodi

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Product Name 2-Naphthalenesulfonic acid,7-[(4-amino-8-hydroxy-1-naphthalenyl)azo]-4-hydroxy-, monosodiumsalt
CAS No. 90333-23-6
Molecular Formula C20H15N3O5S・Na