1,3-Naphthalenedisulfonic acid,7-[[4-[[1-hydroxy-3-sulfo-7-[(3-sulfophenyl)amino]-2-naphthalenyl]azo]-2,5-dimethoxyphenyl]azo]-, tetrasodium salt

CAS No: 102969-66-4

naphthalenedisulfonic,hydroxy,sulfo,sulfophenyl,amino,naphthalenyl,dimethoxyphenyl,tetrasodium