4-Hydroxy-5-[[4-[(2-hydroxy-1-naphthalenyl)azo]-1-naphthalenyl]azo]benzene-1,3-disulfonic acid disodium salt
英文别名:
4-Hydroxy-5-[[4-[(2-hydroxy-1-naphthalenyl)azo]-1-naphthalenyl]azo]benzene-1,3-disulfonic acid disodium salt;C.I.26955;C.I.Mordant Black 18;Diamond Alizarine Black EN