Organic pigment 1.high quality&competitive price 2.Phthalocyanine blue 15,15:1,15:2,15:3,15:4,15:6 3.ISO9001 ... blue15:21. PropertiesProduct name: Phthalocyanine blue 15, 15:1, 15:2,15:3, 15:4,15:6CAS No.: 147-14-8Molecular ... Formula: C32H16CuN8Appearance: bright, greenish-blue crystalline powder 2. ApplicationsMain use:ink, water-based ink, and coating,textile printing ...