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61489-42-7 2,7-naphthalenedisulfonic acid,4-amino-5-hydroxy-6-(phenylazo)-3-[(3-phosphonophenyl)azo]

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Product Name 2,7-Naphthalenedisulfonic acid,4-amino-5-hydroxy-6-(phenylazo)-3-[(3-phosphonophenyl)azo]-,disodium salt
CAS No. 61489-42-7
Molecular Formula C22H18N5O10PS2・2Na