1,5-Naphthalenedisulfonic acid,3-[[4-[[7-[(4,6-diamino-1,3,5-triazin-2-yl)amino]-1-hydroxy-3,6-disulfo-2-naphthalenyl]azo]-5-methoxy-2-methylphenyl]azo]-, tetrasodium salt
CAS No. 104190-42-3