| 摘要 |
The invention concerns a crystalline solid designated IM-17 which has the X-ray diffraction diagram given below. Said solid has a chemical composition expressed by the empirical formula: mXO2: nGeO2: pZ2O3: qR: wH2O, in which R represents one or more organic nitrogen-containing species, X represents one or more tetravalent element(s) other than germanium and Z represents at least one trivalent element.
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