High performance anion-exchange chromatographic packing...

Details High performance anion-exchange chromatographic packing... High performance anion-exchange chromatographic packing...

B - Operations, Transporting

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B01J 41/14 (2006.01) B01D 15/08 (2006.01) B01J 41/20 (2006.01) G01N 30/56 (2006.01) G01N 30/96 (2006.01)

Patent

CA 1162524

ABSTRACT An agglomerated anion-exchange chromatographic packing composition comprising: Component A, a substrate which consists insoluble synthetic resin particles having cation-exchanging sites at least on their available surfaces, the particles having a diameter of 5 to 75 microns and of low porosity relative to Component A microparticles, and Component B, which consists of microparticles of insoluble synthetic resin, having a volume average diameter of less than 900 and greater than 50 Angstroms, and having anion-exchanging sites, at least on their outer surfaces, which attract available cation sites of Component A, wherein said microparticles are attached as a monolayer to the available surfaces of the Component A particles. 29,120-F

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