Purolite GmbH

Purolite, now operating under the Ecolab brand following its acquisition, is a world leader in resin-based separation, purification, and extraction technology with over 40 years of global experience. Headquartered in King of Prussia, Pennsylvania, the company operates five production facilities, five R&D centers, and nine application labs worldwide. Purolite manufactures over 1,000 ion exchange, catalyst, adsorbent, and specialty resin products organized across several branded product lines. The Puromet series delivers standard ion exchange resins for demineralization and softening, while Purofine offers fine-mesh resins for high-efficiency applications. The Macronet line features hyper-crosslinked macroporous resins for organic removal, and PuroSorb provides high-capacity adsorbent resins for trace contaminant removal. The Shallow Shell technology uses a unique bead architecture where functional groups are concentrated in the outer shell for faster kinetics. In biopharmaceutical chromatography, the Praesto platform includes Praesto Jetted A50, SP, and Q resins for affinity, cation, and anion exchange purification, alongside the DurA Cycle A50 for repeated monoclonal antibody capture. The UltraClean line serves ultrapure water applications in microelectronics and power generation. Purolite's PRSM software enables resin system modeling for project planning. Key water treatment applications include PFAS removal, arsenic and nitrate reduction, perchlorate abatement, and TOC/bromide control for drinking water, with industrial capabilities spanning hydrometallurgy, food and beverage processing, carbon capture, and pharmaceutical manufacturing.