71566-22-8 Copper, (29H,31H-phthalocyanine-2,16-disulfonato(2-)-N29,N30,N31,N32)-, diammonium salt Cuprate(2-), (29H,31H-phthalocyanine-2,16-disulfonato(4-)-kappaN29,kappaN30,kappaN31,kappaN32)-, diammonium, (SP-4-1)- Diammonium (29H,31H-phthalocyanine-2,16-disulphonato(4-)-N29,N30,N31,N32)cuprate(2-) EINECS 275-626-2