... :1,15:2,15:3,15:4,15:6 3.ISO9001:2000,SGS,B.V etc. color blue pigment 15:3,15:4 1 ... . PropertiesProduct name: Phthalocyanine blue 15, 15:1, 15:2,15:3, 15:4,15 ... any labeling information on the containes is visible.Organic pigment color blue pigment 15:3,15:4Phthalocyanine blue 15, 15:1, 15:2 ...