Downstream Bioprocessing

Shorter lead times, exceptional performance, and industry-leading technical support.

Praesto Protein A and Ion Exchange resins meet the rigorous performance, quality and regulatory standards necessary for modern monoclonal antibody purification processes. Manufactured with patented Jetting technology, all Praesto resins are supplied with uniform particle sizes, short lead times, and minimal environmental impact.  Used by leading biopharmaceutical manufacturers and CMOs across the globe, Praesto are currently the resin of choice for FDA-approved commercial mAb manufacturing processes, and over a hundred clinical trials. These affinity resins are ideal for the purification of monoclonal antibodies and recombinant proteins.