| http://www.w3.org/ns/prov#value | - In a calcined and anhydrous state, such molecular sieves will generally correspond to the empirical formula: SiO2 :aTiO2 :bMOy wherein a is typically from 0.005 to 0.10, b is typically from 0.005 to 0.2, M is Te, B, Ge or a combination thereof, and y is a number effective to satisfy the valency of M. Expressed as a percentage by weight of the calcined and anhydrous material, in preferred emb
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