ULTRAMARINE BLUE CAS No. 57455-37-5 molecular formula : Na6Al4Si6S4O20 C.I.Pigment No. C.I.Pigment Blue 29(77007) ULTRAMARINE BLUE CAS No. 57455-37-5molecular formula : Na6Al4Si6S4O20C.I.Pigment No. C.I.Pigment Blue 29(77007)Application Paint,Ink,Plastic and Textile printingRubber,Paper making,dyer,Stationery and Constraction index nameindex465464463462appearancevivid blue powder1.color(compared ...