Bioprocessing
Accelerate your biologic drug development with Praesto®
chromatography resins.

Accelerate your biologic drug development with Praesto®
chromatography resins.
As the global leader in resin technology, we develop and manufacture small beads that are used in the most regulated industries in the world to separate, remove or recover very specific elements and compounds.
Learn MoreWith 40 years of manufacturing expertise and 30 years of regulatory experience, we supply leading separation, purification and extraction technologies to support chromatography and biocatalysis applications in healthcare and life sciences.
Learn moreWe are the world leader in resin-based separation, purification and extraction technology, that provides sustainable solutions for our environment, businesses and healthcare.
Learn MorePolystyrenic Gel Strong Base Anion Acetate Form, 8% DVB cross-linking, 200 µm
Наши всегда готовые к работе группы технической поддержки и обслуживания делают дополнительный шаг, чтобы стать вашим самым надежным ресурсом. Мы здесь для вас.
* It is recommended to rinse the resin after prolonged storage if an amine odor occurs.
Appearance | Pale yellow to dark yellow spherical beads | |
Функциональная группа | Quaternary Ammonium | |
Supplied as | Acetate form (Ac conversion >85%) in 20% EtOH solution | |
Volume capacity (min.) | 1.2 eq/l | |
Weight capacity (min.) | 3.5 eq/Kg | |
Particle size (90% in Range) | 150 - 300 µm | |
Particle size (90% in the range) | 50 - 100 mesh | |
Mean Diameter | 200 - 250 µm | |
Uniformity Coefficient (max.) | < 1.5 | |
Total moisture | 45 - 60 % | |
pH Limit Stability | 1 - 14 | |
Optimal storage condition | 2 - 20 °C | |
Expiry date (from date of manufacture) | 5 years | |
% Crosslinking | 8 |