| http://www.w3.org/ns/prov#value | - It often is desired that the metal oxide, such as titania, silica, zirconia, alumina niobia, magnesia, ceria, lanthanum oxide, tin oxide, and their mixtures, used as a catalyst support component in accordance with the present invention have a surface area in the range of about 5 to about 150 m2/g and higher.
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