丙烯葡聚糖凝胶S-400 HR/Sephacryl S-400 High resolution

英文名称：Sephacryl S-400 High resolution

级别：BR
Useful fractionation range(MW)：globular proteins 2×10⁴～8×10⁶；dextrans 1×10⁴～2×10⁶
DNA exlusion limit(base pairs)：271
Bead form:Spherical,diameter 25-75um in wet form
Bead structure：Allyl dextran and N,N-methylene bisacrylamide
pH stability：long term 3～11,short term 2～13
Chemical stability：Stable to all commonly used fuffers:0.2M NaOH；0.1M HC1；1M acetic acid；8M urea；6M guanidine HC1；1% SDS；2M NaC1；24% ethanol；30% propanol；30% acetonitrile(tested at 40℃ for 7 days)
Physical stability：Negligible volume variation due to changes in pH or ionic strength
性状：含20%乙醇，底部为胶体。
用途：生化研究。For size exclusion chromatography; the HR grade is a smaller particle size with narrower size range distribution, allowing for more efficient separations at faster flow rates. Recommended fractionation ranges are listed for globular proteins and dextrans