Useful english dictionary. 2012.
molecular sieve — n. any of a class of zeolites or similar materials, natural or synthetic, having small, precisely uniform, pores in their crystal lattices that can absorb molecules small enough to pass through the pores: used as for separating or drying gases… … English World dictionary
Molecular sieve — A molecular sieve inside an antibiotics container (contents removed). See below for size comparison image … Wikipedia
molecular sieve chromatography — siv n GEL FILTRATION … Medical dictionary
molecular-sieve chromatography — molekulinių sietų chromatografija statusas T sritis Standartizacija ir metrologija apibrėžtis Chromatografija, pagrįsta makromolekulių išsiskirstymu pagal jų matmenis ir pavidalą kolonėlėje su molekuliniais sietais. atitikmenys: angl. molecular… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
molecular-sieve chromatography — molekulinių sietų chromatografija statusas T sritis chemija apibrėžtis Chromatografija, pagrįsta makromolekulių išskirstymu pagal jų matmenis ir pavidalą kolonėlėje su molekuliniais sietais. atitikmenys: angl. molecular sieve chromatography; size … Chemijos terminų aiškinamasis žodynas
molecular sieve — Chem. a compound with molecule size pores, as some sodium aluminum silicates, that chemically locks molecules in them: used in purification and separation processes. [1925 30] * * * ▪ chemistry a porous solid, usually a synthetic or a… … Universalium
molecular sieve — molec′ular sieve′ n. chem. a compound with molecule size pores, as some sodium aluminum silicates, that chemically locks molecules in them: used in purification and separation processes • Etymology: 1925–30 … From formal English to slang
molecular sieve — noun Date: 1869 a crystalline substance (as a zeolite) characterized by uniformly sized pores of molecular dimension that can adsorb small molecules and is used especially in separations … New Collegiate Dictionary
molecular sieve — a crystalline substance having uniform pores of molecular size that adsorbs smaller but not larger molecules; used in chemical separation … Medical dictionary
molecular sieve — noun a material, usually a zeolite silicate mineral, having pores of a precise and uniform size, that can be used to separate molecules of different shape and size … Wiktionary
