| http://www.w3.org/ns/prov#value | - The support preferably comprises at least one inorganic oxide, such as silicon oxide, aluminum oxide, zeolites, MgO, ZrO2, TiO2, B2O3, CaO, ZnO, ThO2, Na2CO3, K2CO3, CaCO3, MgCO3, Na2SO4, Al2(SO4)3, BaSO4, KNO3, Mg(NO3)2, Al(NO3)3, Na2O, K2O, or Li2O, in particular silicon oxide and/or aluminum oxide.
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