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88899-88-1 2,7-naphthalenedisulfonic acid,3-[(2-arsonophenyl)azo]-6-[(4-chlorophenyl)azo]-4,5-dihydr

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Product Name 2,7-Naphthalenedisulfonic acid,3-[(2-arsonophenyl)azo]-6-[(4-chlorophenyl)azo]-4,5-dihydroxy-
CAS No. 88899-88-1
Molecular Formula C22H16AsClN4O11S2