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918538-21-3 1,3-naphthalenedisulfonic acid,4-amino-6-[2-(3,4-dihydro-4-oxo-6-quinazolinyl)diazenyl]-

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Product Name 1,3-Naphthalenedisulfonic acid,4-amino-6-[2-(3,4-dihydro-4-oxo-6-quinazolinyl)diazenyl]-5-hydroxy-,sodium salt (1:2)
CAS No. 918538-21-3
Molecular Formula C18H13N5O8S2・2Na