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多多l(xiāng)xlgl新蟲 (小有名氣)
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[求助]
HY型沸石分子篩交換上鋯離子,請問應(yīng)該如何做? 已有1人參與
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| HY型沸石分子篩交換上鋯離子,請問應(yīng)該如何做?本人剛剛接觸這方面不大懂,還望高人指教 |
專家顧問 (文壇精英)
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專家經(jīng)驗: +3748 |
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Applied Catalysis A: General, Volume 304, 10 May 2006, Pages 49-54 Ten grams of NH4Y zeolite was put into aqueous solutions of Fe(NO3)3·9H2O, Co(NO3)2·6H2O, Ni(NO3)2·6H2O, Cr(NO3)3·7H2O and Zr(NO3)4·3H2O. For each solution, the ion-exchange process was carried out at 90 °C under reflux for 4 h; then the solid was filtered, washed, dried at 120 °C for overnight and finally it was calcined at 500 °C for 5 h. Atom adsorption spectroscopy (AAS) analysis indicated that metal contents in modified zeolite were about 1.82–1.97 wt.%. |
新蟲 (小有名氣)
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