Nanometer tungsten trioxide is yellow and blue powder, with a melting point of 1472°C, a relative density of 7.16g/cm3, and a boiling point of 1837°C. Nano tungsten trioxide is insoluble in water, soluble in lye, slightly soluble in acid. CTIA GROUP LTD® nano tungsten trioxide has high purity, small particle size, uniform distribution, large specific surface area, high surface activity, and low bulk density.
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