| http://www.w3.org/ns/prov#value | - The procedure used in Example 2 above was followed, except that the impregnating solution was an aqueous solution containing the correct amount of ammonium paratungstate hydrate ((NH4)10W12O41.5H2O 72% W, referred to as ammonium tungstate) necessary for the desired C:W atom ratio loading (C:W mole ratios of 3.5:1, 10:1 and 20:1).
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