???-2-??? 4-?????-7-(?????)-2-???????? 4-???-2-????? ???? ?

Reactive Red 3 Reactive Red 31 REACTIVE RED 4 REACTIVE RED 29 Reactive red 40 REACTIVE RED 35 Reactive Red 45 Reactive Red SCARLET 2G trisodium 5-[[(2,3-dichloro-6-quinoxalinyl)carbonyl]amino]-4-hydroxy-3-[(2-sulphonatophenyl)azo]naphthalene-2,7-disulphonate