Felite™ FA301 is an extremely durable high capacity, shock resistant, tertiary amine macroporous weak base anion exchange resin with very good rinse characteristics that can be efficiently regenerated with a variety of alkaline chemicals, or with waste caustic left over from regeneration of strong base anion resin. Felite™ FA301 is intended for use in multibed demineralizers. It can also be used in resource recovery systems and for selective ion removal (when used in the acid salt form).

Potable Water Grade is available when ordered as Felite™ FA301-P.

Principal Applications:
Removal and separation of metals;
Removal of formic acid impurities from formaldehyde;
Treatment of acid wastes;
Pharmaceutical processing;
Cane Sugar and corn syrup processing;
Removal of chromate from acidic rinse waters;

typical physical & chemical characteristics:

Polymer Structure

Styrene/DVB, Macroporous


Spherical Beads

Functional Group

Tertiary Amine

Ionic form, as shipped

Free Base

Total Capacity (mmol/ml)

1.45 min. (FB)

Moisture Retention

51 - 58%

Particle Size Range (mm)

0.3 - 1.2

(≤0.3mm, 1% max.; >1.2mm, 5% max.)

Uniformity Coefficient (max.)


Reversible Swelling, FB → Cl- (max.)


Shipping Weight (g/L, approx.)

640 - 675 (40 lb/ft3)

Specific Gravity


Temperature Limit

60℃ (140°F)

Stability, pH Range

0 - 14

Felite™ Resin

Felite™ FA301, Weak Base Anion Resin Macroporous, Standard Mesh.png

Weak Base Anion
Standard Mesh
Free Base form

WQA Gold Seal

Certified by the WQA to NSF/ANSI-61 Standard


Felite™ Resin 25L Package

25 Litres / 1 cu.ft PE Bag;
42 Bags Per Pallet;
20 Pallets Per 20’ Container

Felite™ Resin Package Pallet

1 Jumbo Bag Per Pallet;
20 Pallets Per 20’ Container

Felite™ Resin Jumbo Bag

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