... :3,15:4,15:6 3.79,Cupc phthalocyanine blue/organic pigment blue High quality:Phthalocyanine blue15,15:1,15:2,15 ... ,15:6,79,CuPcorganic pigment blueultramarine pigment bluefast blue 1. PropertiesProduct name: Phthalocyanine blue 15, 15:1, 15:2,15:3, 15 ... No.: 147-14-8 Molecular Formula: C32H16CuN8 Appearance: bright, greenish-blue crystalline powder 2. ApplicationsMain use:ink, water-based ink, and ...