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molecular sieve |
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molecular sieve [mə′lek·yə·lər ′siv]
(chemistry) A naturally occurring or synthetic zeolite characterized by the ability to undergo dehydration with little or no change in crystal structure, thereby offering a very high surface area for adsorption of foreign molecules. molecular sieve An adsorbent composed of porous aluminosilicates with pores of uniform molecular dimensions which will selectively absorb molecules of the substance to be gathered. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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