英文同义词
Sodium 3-((1,5-dihydroxy-2-naphthyl)azo)-4-hydroxybenzenesulphonate;MORDANT BLACK 9;C.I. 16500;Acid mordant Black 9;Chrome Black PLW(70:100);Black PV;Acid Mordant Black PV;3-[(1,5-Dihydroxy-2-naphthalenyl)azo]-4-hydroxybenzenesulfonic acid sodium salt