C.I.Reactive Blue 19; C.I. 61200; C.I. Reactive Blue 19; C.I. Reactive Blue 19, disodium salt; disodium 1-amino-9,10-dioxo-4-[(3-{[2-(sulfonatooxy)ethyl]sulfonyl}phenyl)amino]-9,10-dihydroanthracene-2-sulfonate; Reactive Brill. Blue KN-R; Reactive Brilliant Blue KN-R; Reactive Blue 19 (61200)