Whatman 3698-321 Grade P81 Ion Exchange Chromatography Paper Circle, 21mm Diameter, 125mm/30min Flow Rate, Pack of 100

Simultaneous development of multiple samples on the same sheet under identical conditionsSequential development of the same samples with different solvents and different concentrations of the same solventSuitable for two dimensional chromatography (change in direction of the solvent front) with possible improved resolutionUsed in enzyme assays to separate product from reactant by charge or polarity

A thin (0.23 mm) cellulose phosphate paper. Strong cation exchanger of high capacity. Ion exchange capacity is 18.0 µeq/cm square and the flow rate is 125 mm/30 min. For use with protein kinase assay with peptide substrates. Also available in multiwell filter plate.

View the Original article