释义 |
DictionarySeechromatographyEncyclopediaSeegel filtrationgel filtration chromatography
gel fil·tra·tionseparation of molecular sizes by passage of a mixture through columns of beads of cross-linked dextrans or similar relatively inert material of a well-defined pore size range; the larger the molecule, the less time it spends in the interior of the beads, thus emerging earlier from the column than smaller molecules.gel filtration chromatographyA type of column chromatography in which chemicals are separated via pores according to their molecular size. See also: chromatographySee GFC See GFC |