Agarose Highly Cross Linked Strong Anion Exchanger
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Praesto Q is an agarose-based strong anion exchange resin designed for purification of different biomolecules, including proteins, peptides and oligonucleotides.
It is available in three separate particle sizes - 45 µm, 65 µm and 90 µm - making it the ideal choice for high resolution, intermediate and capture steps.
Praesto® Ion Exchange Chromatography Resins - FAQs
|Polymer Structure||Highly cross linked agarose|
|Functional Group||Quaternary amine|
|Chemical stability||All commonly used aqueous buffers. 1M NaOH, 8M urea, 6M guanidine hydrochloride, 30% isopropanol and 70% ethanol|
|Avoid||Oxidising agents, anionic detergents|
|Ionic capacity - resin||0.14 - 0.18 mmol/ml|
|Ionic capacity - medium||0.14 - 0.18 mmol Cl⁻/ml|
|Particle Size - µm||45, 65, 90 µm|
|Dynamic Binding Capacity (min.) - 6 minutes residence time||70 BSA/ml|
|Pressure/flow (min.) - at 3 bar in a 2.6 x 20 cm column (pressure-packed at 4 bar)||200 cm/h|
|pH stability, CIP (short term)||2 - 14|
|pH stability, working range||3 - 13|
|Recommended Storage||4 - 30 °C|
|Recommended Storage||20% ethanol|
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