Zeolite is a natural and cheap mineral, and its application in purification of organic waste water is a popular research subject of waste water treatment because of its better adsorption.

沸石是一种天然廉价矿物，对有机污染物具有良好的吸附作用，将其用于有机废水的处理是目前污水处理研究的热点。

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The role of organic amines in zeolite synthesis was reviewed, and the usual organic amines used in zeolite synthesis were listed.

综述了有机胺在沸石合成中的作用。 总结了沸石合成常用的有机胺。

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The results show that absorption level of formaldehyde by organic-modified zeolite is higher than that by natural zeolite and inorganic-modified zeolite.

结果表明，有机改性的沸石对甲醛的吸附要比天然沸石和无机改性沸石对甲醛的吸附效果明显。

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