Samaron Blue RL Palanil Blue RT Dianix Blue GR-E DISPERSE BLUE 81 Sumikaron Blue E-GRL C.I.Disperse Blue 81 Disperse blue 81 (C.I. 63603) C.I.Disperse Blue 81:C.I.63603 Disperse Blue 81 ISO 9001:2015 REACH 1,8-Diamino-2-bromo-4,5-dihydroxyanthraquinone