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The reaction liquid is filtered through plate and frame pressure to obtain lithopone in the form of a filter cake with a moisture content of no more than 45%. It is then roasted in a drying furnace to change the crystal form of lithopone, and is then pickled with sulfuric acid at a temperature of 80°C. Finally, it is washed with water, reinforced with colorants, filtered, dried and ground into powder.
In the cosmetics industry, titanium dioxide is used as a sunscreen agent due to its ability to block harmful UV rays
wholesale define titanium dioxide. It is also used in makeup products to create a natural, matte finish. In the food industry, titanium dioxide is used as a colorant to enhance the appearance of foods and beverages.

In addition to price, it is also important to consider the quality of the superfine calcium carbonate. High-quality calcium carbonate will have a consistent particle size, high brightness, and low impurities. This can have a significant impact on the performance of the product, as well as the overall quality of the end product.