... in the Cyanbacteria. [English name]: Phycocyanin [Component]: Porphyrin pigment-protein in Cyanobacteria [Characters]: Blue powder, have good water- ... summarized as following: [1]: Natural food pigment: Phycocyanin is a water-soluble pigment, non-toxic, pure, lovely clear, can ... chemical and cytological experiments: Phycocyanin is a very rare pigment-protein with fluorescent features, it's can send a ...