Cerium oxide is an inorganic substance with a chemical formula of CeO2, a light yellow or yellowish brown auxiliary powder. Density 7.13g/cm3, melting point 2397ºC, insoluble in water and alkali, slightly soluble in acid.
Application oxidant. Catalysts for organic reactions. Iron and steel analysis as a rare earth metal standard. Redox titration analysis. Decolorized glass. Glass enamel sunscreen. Heat resistant alloy. It can be used as an additive in the glass industry, as a grinding material for plate glass, and can also be used in cosmetics to play an anti-ultraviolet role. It has been expanded to the grinding of spectacle glass, optical lenses, and picture tubes, and plays the role of decolorization, clarification, and absorption of ultraviolet rays and electron rays of glass
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