Synonyms: Cuprate(2-),[29H,31H-phthalocyanine-C,C-disulfonato(4-)-N29,N30,N31,N32]-, barium (1:1);Fast Sky Blue;barium copper(2+) phthalocyanine-29,31-diide-8,22-disulfonate (1:1:1);Barium (29H,31H-phthalocyaninedisulphonato(4-)-N29,N30,N31,N32)cuprate(2-);Copper phthalocyanine disulfonic acid, barium salt;Cuprate(2-), (29H,31H-phthalocyanine-C,C-disulfonato(4-)-kappaN29,kappaN30,kappaN31,kappaN32)-, barium (1:1);Pigment Blue 17:1;