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Sephadex LH-20 SEPHADEX 葡聚糖凝胶
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产品参数 | Matrix Hydroxypropylated, cross-linked dextran
Partical Size Dry 18 µm-111 µm Particle Size in Methanol Min. 27 µm Particle Size in Methanol Max. 163 µm Sample Loading Volume Determined by desired degree of resolution [Adsorption Mode], ~2% total bed volume [Molecular Sizing], ~1% total bed volume [Partition Mode] pH Stability Working Range 2-13 pH Stability Cleaning-in-Place (CIP) 2-13 Pressure/Flow Specification 25-45 cm/h, pressure drop cm H2O/bed height=2, beh height 30 cm, 2.6 cm i.d. Flow Velocity <~12 cm/min Fractionation [Mr] Globular Proteins 4 × 103(Exclusion limit will depend on the solvent)-5 × 103(Exclusion limit will depend on the solvent) Exclusion Limit Peptides 4 x 103 Exclusion Limit Small Organics 5 x 103 Storage Conditions 4 to 30°C Estimated Shelf Life from Manufacture Date 8 years Chemical Stability Stable in most aqueous and organic eluent systems. Avoid Using Not stable below pH 2 nor to strong oxidising agents Autoclavable 20 min at 121°C Certificate of Analysis Yes |
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