英文名称:DEAE Sephadex A-25CAS号:12609-80-2Type of ion exchanger: Weak anionTotal ionic capacity(mmol/g dry powder):3~4Available capacity(mg/ml avained gel):①thyroglobulin(MW669000):1②HSA(MW68000):30③α-lactalbumin(a-乳清蛋白MW14300):140Bead structure:Cross-linked dextranDry particle size range:40~120umMax operating linear flow rate:475cm/h at 25℃;HR 16/10 column;5cm bed heightpH working range:2~9pH stability:long term and short term 2~13Chemical stability:Stable to all commonly used aqueous buffers and additives such as 8 M urea and 6 M guanidine hydrochloride Physical stability:Negligible volume variation due to changes in pH or ionic strength 性状:阴离子交换剂。用途:生化研究。低分子量蛋白、多肽、核苷酸以及巨大分子(MW>200KD)保存:RT,保质期5年
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