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capejasmines

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[交流] 【求助】怎样根据分子筛中SiO2/Al2O3估算出离子交换所需铁盐量

如H-ZSM-5中Si/Al=25,怎么估算出100%离子交换理论上需多少铁盐呢?铁盐为FeSO4*7H2O, 万分感谢!
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dongyuanyu

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capejasmines(金币+1):谢谢参与
jinkai838:应该就是这样计算的,可以加入一定的系数,因为有一些笼和孔道是不能被完全交换的 2010-12-27 12:28:06
capejasmines(金币+10):非常感谢 2010-12-30 08:26:13
引用回帖:
Originally posted by capejasmines at 2010-12-22 17:59:38:
如H-ZSM-5中Si/Al=25,怎么估算出100%离子交换理论上需多少铁盐呢?铁盐为FeSO4*7H2O, 万分感谢!

理论上,应该是根据分子式计算吧,比如说是NaY的分子式为Na56[(AlO2)56(SiO2)136]xH2O,那么1molNaY的理论可交换量就是56mol,这是假设全部的Na+都是可交换位。ZSM-5不太了解
2楼2010-12-27 11:53:57
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