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We are a world leader in resin-based separation, purification and extraction technology.

We focus 100% of our resources on resin technologies. With continued investment from Ecolab, Purolite has one of the industry's largest technically-trained sales teams in ion exchange and specialty resin technology, backed by five Research and Development centers, nine application labs and five production facilities. With our ability to quickly respond, supply, and develop, Purolite can solve your application challenges and optimize your system.


Purolite and Skytree Initiative for Carbon Capture

Energy-efficient and cost-effective CO2 capture using Direct Air Capture. 

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DurA resin

Praesto™ Jetted A50 HipH

Protein A resin designed for elution of Fc-containing molecules at higher pH levels. 

Product Overview
chromatography masterclass
Educational Series

Purolite’s Chromatography Masterclass

Explore chromatography fundamentals in this five-part course.

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DurA Bind Two

Ecolab Life Sciences and Repligen announce the commercial launch of DurA Cycle affinity resin for large-scale biologic manufacturing

Ecolab announced that its Purolite resin business, together with Repligen Corporation, a life sciences company focused on bioprocessing technology leadership, announced the commercial launch of Purolite’s DurA Cycle, a protein A chromatography resin for large-scale purification processes. 

The Knowledge Hub

Purolite Knowledge Hub

Home to bioprocessing case studies, blog posts, calculators, and more.  

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Bio US 2024

BIO US 2024

Learn industry trends and about Purolite's latest advancement, DurA Cycle A50.

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Accelerate your biologic drug development with Praesto™ chromatography resins.