Einecs 287-583-7

sodium m-[[4-[[4-[(2-cyanoethyl)ethylamino]-o-tolyl]azo]-1-naphthyl]azo]benzenesulphonate

3-[[4-[[4-[(2-Cyanoethyl)ethylamino]-2-methylphenyl]azo]-1-naphthalenyl]azo]benzenesulfonic acid sodium salt