Whatman* Ion Exchange Cellulose Papers

Grade DE81
DEAE cellulose paper. Weakly basic anion exchanger with diethylaminoethyl functional groups. Ion exchange capacity is 1.7 (µEq/cm2). Thin paper (0.20 mm). Flow rate 95 mm/30 min. For use with reverse transcriptase assays and DNA-polymerase.
Grade P81
Cellulose phosphate paper. Strong cation exchanger of high capacity. Ion exchange capacity is 18.0 (µEq/cm2). Thin paper (0.23 mm). Flow rate 125 mm/30 min. For use with protein kinase assay with peptide substrates.