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23654-89-9 benzenesulfonic acid,3-[[cyano[(2-hydroxy-5-sulfophenyl)azo]methylene]hydrazino]-4-hydrox

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Product Name Benzenesulfonic acid,3-[[cyano[(2-hydroxy-5-sulfophenyl)azo]methylene]hydrazino]-4-hydroxy-, disodium salt
CAS No. 23654-89-9
Molecular Formula C14H11N5O8S2・2Na