Profile: Ultramarines India (P) Ltd. is a producer of ultramarine blue pigments. Our product line includes ultramarine blue dyes, inorganic blue pigments, and inorganic ultramarine pigments. Our products are used for brightening washed cotton clothes, and for applications in plastics & rubber industries. Ultramarine blue pigment is a very safe, non-hazardous, and natural dye with a variety of applications. It is an inorganic pigment, and chemically it is a synthetic form of Lazurit, sodium alumino-sulfosilicate. It is prepared by heating kaolin, sodium carbonate, and sulfur.