Description Nickel Phthalocyanine, 94%, 5g For Research & Development Not for drug, human, animal, or food use Certificate of Analysis: Appearance (Color) Purple Appearance (Form) Powder Assay (by Elemental Analysis) [C] 55.8-78.7% [N] 16.3-23.0% Assay (by Dye Content) 85.0% Assay (by Gravimetric) 94.0% Infrared Spectrum Conforms to structure and standard Melting Point 300+ºC UV Absorption Max 670nm CAS: 14055-02-8 FORMULA: C32H16N8Ni