Affinity Chromatography Resins

Affinity chromatography is a powerful purification technology that separates biomolecules through highly selective interactions. This exceptional selectivity streamlines impurity removal and achieves high purity in a single step.
Our portfolio of affinity resins addresses diverse process needs and provides the purification tools you need from platform manufacturing to next-generation applications.
Amsphere® Protein A Resins Are Now Part of Our Portfolio
Amsphere® resins are well-established Protein A resins for efficient purification of antibodies and their derivatives. This expanded resin portfolio offers more options for you to optimize process performance, enhance productivity, and improve economics.
Section Overview
Protein A Affinity Resins for Antibody Capture
Amsphere® A+: Next-generation Protein A affinity resin engineered for superior process efficiency
- Outstanding dynamic binding capacity optimized for high-titer and intensified processes
- Excellent durability and caustic stability for enhanced bioburden control
- Superior pressure-flow properties and impurity removal ability
Amsphere® A3: Well-established high-capacity Protein A resin with an extensive track record in clinical and commercial processes.
- High dynamic binding capacity optimized for high-titer processes and process intensification
- Excellent productivity and cost-of-goods optimization at manufacturing scale
- Platform affinity resin for standard mAbs and antibody derivatives including Bi-specifics, Fc-fusion, fragments, VHH single-domain antibodies
Eshmuno® A: Proven and reliable Protein A resin designed for robust and scalable monoclonal antibody purification.
- High dynamic binding capacity and reliable performance across a wide operating window and process conditions
- Caustic stability for enhanced bioburden control
- Excellent pressure-flow properties and packing convenience at large scale
To request a sample contact us.
Products
Affinity Resins for Plasma Purification
Eshmuno® P anti-A and anti-B resins effectively remove anti-A and anti-B isoagglutinin antibodies in plasma-derived Immunoglobulin (Ig) processes, which has been associated with increased patient risk for hemolysis.
Affinity Resins for Protein Purification
Fractogel® Chelate resin offers efficient and cost-effective separation of proteins and peptides, especially proteins with exposed histidine, cysteine, and tryptophan residues, including histidine-tagged proteins.
Highlights And Support Available
High-performance resins for purification of antibodies and antibody derivatives
Extensive technical and application expertise to support process development and scale-up
Global manufacturing and supply chain network ensuring supply resilience and operational continuity
Regulatory excellence with the EMPROVE® Program providing full transparency and comprehensive documentation to support qualification, risk assessment, and process optimization to simplify your compliance needs.
Related Resources
- Guide: Biochromatography Portfolio
Bulk resin, membranes and prepacked columns.
- Guide: Chromatography Purification Product Selection
Chromatography product selection guide.
- Data Sheet: Eshmuno® A Resin
Eshmuno® A media is a rigid, high-capacity, acid and alkaline resistant Protein A affinity chromatography media for the purification of Fc-containing proteins, including but not limited to monoclonal antibodies.
- Data Sheet: Eshmuno® P anti-A and anti-B Resins
High performance, acid and alkaline resistant affinity chromatography resins designed for the removal of anti-A and anti-B antibodies from plasma-derived immunoglobulin (Ig).
- Data Sheet: Fractogel®Chromatography Resin
Fractogel® resins consist of synthetic methacrylate based polymeric beads providing excellent pressure stability resulting in high flow rates. Depending on your purification application, we can offer resin sized M-type beads with a particle size of 40–90 μm and small S-type beads with a particle size in the range of 20–40 μm.
- Application Note: Increase your Eshmuno® A resin lifetime with Ethylene Glycol Emprove® Evolve
Sodium hydroxide (NaOH) is a standard cleaning agent for protein A chromatography resins. Typically, a concentration of 0.1 mol/L NaOH is used. The inclusion of 20% ethylene glycol in a 0.1 mol/L NaOH cleaning solution increases the lifetime of Eshmuno® A columns significantly.
- Application Note: Detection and Quantification of Leached Protein A from Eshmuno® A Resin
Using Cygnus F610 Protein A Mix-N-Go™ ELISA Kit.
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