96591-21-8 Benzenesulfonic acid, 4-amino-, diazotized, coupled with diazotizedxylidine and resorcinol, compds. with N,N'-bis(2-methylphenyl)guanidine Reaction product of diazotized sulfanilic acid, diazotized xylidineand resorcinol, 1,3-di-o-tolylguanidine salt