87553-68-2

1-Octadecanaminium, N,N-dimethyl-N-octadecyl-, salt with 5-[[3,3-dichloro-4-[(2- hydroxy-1-naphthalenyl)azo][1,1-biphenyl]-4-yl]azo ]-6-hydroxy-2-naphthalenesulfonic acid (1:1)