| http://www.w3.org/ns/prov#value | - The amorphous titania may be obtained, for example, by hydrolyzing and dehydrocondensing an inorganic salt of titanium, such as titanium tetrachloride, titanium sulfate, or hydrolyzing and dehydrocondensing an organotitanium compound, such as tetraethoxytitanium, tetraisopropoxytitanium, tetra-n-propoxytitanium, tetrabutoxytitanium, or tetramethoxytitanium, in the presence of an acid.
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