disodium 3-[[3,3-dimethyl-4-[[4-[[(p-tolyl)sulphonyl]oxy]phenyl]azo][1,1-biphenyl]-4-yl]azo]-4-hydroxy-5-[[(p-tolyl)sulphonyl]oxy]naphthalene-2,7-disulphonate

CAS No: 68345-21-1

disodium,dimethyl,tolyl,sulphonyl,phenyl,biphenyl,hydroxy,naphthalene,disulphonate