FC101 Strong Acid Cation, Gel


FC101 is a premium grade, high capacity, gelular, sulfonated, polystyrene cation resin supplied in Na or H form as moist, tough, uniform, spherical beads.

FC101 has high resistance to both thermal and chemical oxidation.
FC101 is intended for use in all industrial applications where physical and chemical durability are more important than chemical efficiency.
FC101-H is intended for use in demineralizers and in mixed beds.

FC101 is available in both Industrial Grade and Food Grade.

Black beads is available as well.


  • Industrial softening
  • Industrial demineralization when regenerated with acids


FC101 Strong Acid Cation Resin

Normal Beads

FC101 Black Resin

Black Beads

Polymer StructureGel polystyrene crosslinked with DVB
Functional GroupSulfuric Acid
Ionic FormNa+ / H+
AppearanceSpherical Beads
Particle Size (mm)0.315-1.25 ≥95%
Note: Other particle size ranges are also available.
Uniformity Coefficient1.6 max.
Moisture Content38-44% / 47-50%
Total Capacity (eq/l)2.20 min. / 2.00 min.
Shipping Weight (g/l)840 / 800
Specific Density (g/ml)1.31 / 1.22
Reversible Swelling, Na+→H+6% max.
pH Range0-14
Temperature Limit120℃ max. / 100℃ max.

If you are interested in our FC101 resin.