23156-95-8 2,7-Naphthalenedisulfonic acid,4,5-dihydroxy-3,6-bis[(4-nitrophenyl)azo]-

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Basic

CAS No. 23156-95-8
Product Name 2,7-Naphthalenedisulfonic acid,4,5-dihydroxy-3,6-bis[(4-nitrophenyl)azo]-
Molecular Formula C22H14N6O12S2

Physical property