140673-87-6 2,7-Naphthalenedisulfonic acid,5-[[[[3-[(2-chloroethyl)sulfonyl]propyl]amino]carbonyl]amino]-4-hydroxy-3-[[1-sulfo-6-[[2-(sulfooxy)ethyl]sulfonyl]-2-naphthalenyl]azo]-, sodium salt
140673-90-1 2-Naphthalenesulfonic acid,6-[[[[3-[(2-chloroethyl)sulfonyl]propyl]amino]carbonyl]amino]-4-hydroxy-3-[[2-methoxy-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, sodium salt