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89785-23-9 2-naphthalenesulfonic acid,5-[[2,4-dihydroxy-3-[(4-sulfophenyl)azo]phenyl]azo]-1,8-dimeth

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Product Name 2-Naphthalenesulfonic acid,5-[[2,4-dihydroxy-3-[(4-sulfophenyl)azo]phenyl]azo]-1,8-dimethyl-,disodium salt
CAS No. 89785-23-9
Molecular Formula C24H20N4O8S2・2Na