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产品介绍 层析玻璃空柱Econo-Column chromatography columns are used in low-pressure chromatography (less than 1 bar or 14.7 psi). A porous polymer bed supp ort at the bottom of the column retains fine particles and translucent polypropylene end fittings allow visualization of the entire column bed. The column can be autoclaved. This column measures 0.5 cm ID x 20 cm and holds a volume of 4 ml. Supplied as 2 columns per package.