... painting, printing ink, rubber, dyeing, etcUltramarine Blue is an inorganic pigment. It is bright blue powder, which can eliminate the yellow shade of ... paint, knitting industry, paper, detergents and so on.SPECIFICATION:Appearance: Blue powderPurity(%): 99minHeat Resistance (°C): 280-300Volatile content(%): 0.1 maxOil ... (gr/cm3): 2.3 Cas No.57455-37-5 Ultramarine Blue powder