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918538-25-7 2,7-naphthalenedisulfonic acid,4-[2-(3,4-dihydro-4-oxo-6-quinazolinyl)diazenyl]-3-hydrox

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Product Name 2,7-Naphthalenedisulfonic acid,4-[2-(3,4-dihydro-4-oxo-6-quinazolinyl)diazenyl]-3-hydroxy-, sodium salt(1:2)
CAS No. 918538-25-7
Molecular Formula C18H12N4O8S2・2Na