ultramarine blue is bright color blue powder, can eliminate the white light yellow, physical resistance, alkali resistance, heat and light acid decomposition fade, insoluble in water. Green is a kind of inorganic pigments. By sulfur, clay, quartz, carbon etc. Mix firing

The quality of 463 # is better than that of 462 #. For the applications that fit to be used in the area that the quality is a slightly higher place. The blue particles in the detergent also use this model. Renhe Ultramarine 463 # has higher coloring power than the similar type of ultramarine in the market.