Einecs 309-123-7

calcium 2-[(2-hydroxy-1-naphthyl)azo]-5-methylbenzenesulphonate

Benzenesulfonic acid, 2-(2-hydroxy-1-naphthalenyl)azo-5-methyl-, calcium salt

2-[(2-Hydroxy-1-naphthalenyl)azo]-5-methylbenzenesulfonic acid/calcium,(1:x) salt