英文名称:Pyridinium,3-carboxy-1-[4-[(4-chloro-3-sulfophenyl)amino]-6-[[5-hydroxy-6-[2-(4-methoxy-2-sulfophenyl)diazenyl]-7-sulfo-2-naphthalenyl]amino]-1,3,5-triazin-2-yl]-,hydroxide, sodium salt (1:1:3); Pyridinium,3-carboxy-1-[4-[(4-chloro-3-sulfophenyl)amino]-6-[[5-hydroxy-6-[(4-methoxy-2-sulfophenyl)azo]-7-sulfo-2-naphthalenyl]amino]-1,3,5-triazin-2-yl]-,hydroxide, trisodium salt (9CI)