英文名称:1,5-Naphthalenedisulfonicacid,2-[2-[8-[(4,6-dichloro-5-cyano-2-pyrimidinyl)amino]-1-hydroxy-3,6-disulfo-2-naphthalenyl]diazenyl]-,sodium salt (1:4); 1,5-Naphthalenedisulfonicacid,2-[[8-[(4,6-dichloro-5-cyano-2-pyrimidinyl)amino]-1-hydroxy-3,6-disulfo-2-naphthalenyl]azo]-,tetrasodium salt (9CI); C.I. 181525; C.I. Reactive Red 219; Procion Red MX 7B; Reactive Red 219