OPUS® Pre-packed Chromatography Columns

OPUS Pre-packed Columns

Leader of the Pack.
With the broadest selection from bench-scale to production-scale, OPUS® columns are ready-to-use pre-packed alternatives to self-packed columns. 

OPUS® pre-packed Columns

Spectrum Filtration

Spectrum®, a Repligen brand, offers a broad range of hollow fiber filtration technologies for upstream cell culture and downstream purification applications. 

Spectrum® Filtration


TangenX™ TFF Cassettes

tangenx cassettes

Reliable, scalable, and cost-effective, TangenX™ solutions enable efficient concentration and diafiltration. 

Tangenx™ TFF Cassettes


Protein A Affinity Resins

Protein A Resins

Protein A resins from the leading manufacturer of Protein A ligands.
Repligen Protein A affinity resins help you optimize process economics while maintaining industry-standard performance.


Protein A Ligands

Protein A Ligands

Leader in Protein A ligand manufacturing since 1985.
Most of the world's commercial monoclonal antibodies are purified using native and recombinant Protein A ligands manufactured by Repligen.


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