·Q琼脂糖凝胶FF 编号:YM28096 英文名称:VMA 等级:分离球蛋白4×106 规格:25毫升|100毫升 英文名称:Q Sepharose FF 级别:BR Type of exchanger:quaternary amine;strong anion Exclusion limit:4×106 (globular proteins) Total ionic capacity:0.18-0.25mmol/ml gel Available capacity:Thyroglobulin(MW669000):3mg/ml;HAS(MW68000):120mg/ml;x-lactalbumin(MW14300):110mg/ml Bead structure:Highly cross linked agarose 6% Mean particle size:90um diameter Bead size range:45~165um Max flow rate(XK 16/20):25ml/min Flow rate:400-700cm/h Max operating pressure:0.3Mpa(3 bar 42 psi) pH working range:2~12 PH stability:long range 2-12 and short range 1-14 Chemical stability:All commonly used aqueous buffers, 1M NaOH;8M guanidine hydrochloride;70% ethanol(tested at 40℃ for 7 days) Physical stability:Negligible volume variation due to changes in pH or ionic strength 外观:含20%乙醇,底部为乳白色胶体。 用途:生化研究。适用于各种带负性电荷生物大分子的浓缩纯化等 保存:2~8℃