Synonyms: Procion Brilliant Red M 2B;Reactive Red 1;2,7-Naphthalenedisulfonicacid,5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[(2-sulfophenyl)azo]-,trisodium salt (9CI); C.I. ReactiveRed 1; Procion Brilliant Red MX 2B; Mikacion Brilliant Red 2BS; Reactive Red 1; Helaktyn Red F 2B; Reactive Brilliant Red X-B; 2,7-Naphthalenedisulfonic acid,5-[(4,6-dichloro-s-triazin-2-yl)amino]-4-hydroxy-3-[(o-sulfophenyl)azo]-,trisodium salt (7CI); C.I. Reactive Red 1, trisodium salt (8CI); Procion Red 2BS;Procion Red MX 2B; Procion Brilliant Red2BS;[(2-Sulfophenyl)azo]-8-[(4,6-dichloro-s-triazin-2-yl)amino]-1-naphthol-3,6-disulfonicacid trisodium salt;