phthalocyanine blue/organic pigment blue 1.good gloss,bright ... 4,15:6 3.79,Cupc phthalocyanine blue/organic pigment blue High quality:Phthalocyanine blue15,15:1, ... :3,15:4,15:6,79,CuPcorganic pigment blueultramarine pigment bluefast blue 1. PropertiesProduct name: Phthalocyanine blue ... Formula: C32H16CuN8 Appearance: bright, greenish-blue crystalline powder 2. ApplicationsMain use:ink, water-based ink, ...