86144-37-8 2,7-Naphthalenedisulfonic acid,4-amino-5-hydroxy-3,6-bis[[4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-,disodium salt
861403-79-4 1,5-Naphthalenedisulfonic acid,3-[[2-[[5-cyano-4-methyl-2,6-bis[(4-sulfophenyl)amino]-3-pyridinyl]azo]-4-(2-naphthalenyl)-5-thiazolyl]azo]-, tetralithium salt