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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.

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Product Spotlight

Purolite A502PS Decolorization Resin

Das weltweit erste Affinitätsharz für pH-sensitive Antikörper

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DurA resin

The Next Cycle of InnovAtion

Extended lifespan and increased process efficiency with Purolite’s next-generation resin.

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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. 

purolite resin system modeling

Purolite Resin System Modeling (PRSM™) Software

Let us help you plan your next ion exchange resin project with better accuracy and less effort.

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Purolite How to Series: Introduction to Ion Exchange Chromatography

What are the five critical steps of ion exchange chromatography?

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pulp and paper
Featured Industry

Pulp & Paper

Our resins soften and demineralize water, control scale and remove organic compounds from boiler feed water.