1.color pigment Blue 15:1, 15:2,15:3, 15:4,15:6 ... printing,plastic, paint 3.High purity Pigment blue 15:3 15:41. PropertiesProduct name: Phthalocyanine blue 15, 15:1, 15:2,15 ... 15:6CAS No.: 147-14-8Molecular Formula: C32H16CuN8Appearance: bright, greenish-blue crystalline powder 2. ApplicationsMain use:Ink, water-based ink, and ... place. Direct sources of heat must be avoided . Pigment blue 15:3 15:4