Ultramarine Blue (C.I.PB 29,acid blue 29) Min.order: 25kgs Usage: used in painting, printing ink, rubber, dyeing ... .Excellent fastness to lightNo migratory.Safety and innocuous.APPLICATIONS:Usage: used in painting, printing ink, rubber, dyeing, ... and so on.SPECIFICATION:Appearance: Blue powderPurity(%): 99minHeat Resistance (°C): 280-300Volatile content(%): 0.1 maxOil Absorption: 30-40Moisture ...