28901-96-4 Copper phthalocyanine monosulfonate Copper phthalocyanine monosulfonic acid Copper, (29H,31H-phthalocyaninesulfonato(2-)-N29,N30,N31,N32)- Copper, (hydrogen phthalocyaninesulfonato(2-)-N29,N30,N31,N32)- Cuprate(1-), (29H,31H-phthalocyanine-C-sulfonato(3-)-N29,N39,N31,N32)-, hydrogen Cuprate(1-), (29H,31H-phthalocyanine-C-sulfonato(3-)-kappaN29,kappaN30,kappaN31,kappaN32)-, hydrogen EINECS 249-300-5 Hydrogen (29H,31H-phthalocyaninesulphonato(3-)-N29,N30,N31,N32)cuprate(1-)