AmberLite™ Ion Exchange Resins

DuPont™ AmberLite™ FPA57 Resin

DuPont™ AmberLite™ FPA57 resin is a food‑grade, gel, acrylic weak base anion resin designed to deliver reliable, high‑performance purification in organic acid and sweetener processing. As an upgraded version of DuPont™ AmberLite™ FPA55 resin, it offers higher basicity and larger operating capacity to support longer run lengths, improved removal of weak organic acids, and more cost‑efficient operation. Its robust acrylic matrix provides outstanding physical stability and resistance to organic fouling, contributing to a longer service life even under demanding process conditions. With strong deashing and deacidification performance, excellent product purity, and compatibility with existing system parameters, DuPont™ AmberLite™ FPA57 resin helps manufacturers enhance throughput, reduce chemical use, and maintain consistent quality across food and beverage applications.

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Product Data Sheet

FDA Letter

Brochure

Uses

• Organic acid purification
• Sweetener deacidification
• Sweetener deashing

Advantages

• Higher operating capacity
• Lower regenerant chemical use
• Reduced wastewater generation
• Exceptional organic acid yield
• Longer service life
• Easy drop-in replacement for DuPont™ AmberLite™ FPA55 resin