1,5-Naphthalenedisulfonic acid,2-[[8-amino-1-hydroxy-3,6-disulfo-7-[[3-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-2-naphthalenyl]azo]-, pentapotassium salt
89502-81-8 1,5-Naphthalenedisulfonic acid,2-[[8-amino-1-hydroxy-3,6-disulfo-7-[[3-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-2-naphthalenyl]azo]-, pentapotassium salt