2,7-Naphthalenedisulfonic acid,4-hydroxy-6-[(4-methylbenzoyl)amino]-3-[[7-sulfo-4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, tetraammonium salt

CAS No: 92312-38-4

naphthalenedisulfonic,hydroxy,methylbenzoyl,amino,sulfo,sulfophenyl,naphthalenyl,tetraammonium