FC107 Strong Acid Cation, Gel


FC107 is a light colored, gel type, sulfonated strongly acidic, polystyrene cation resin supplied in the Na form as moist, tough, uniform spherical beads.
FC107 is supplied with standard beads size distribution to give optimum operating capacity with minimum leakages of ions and also minimum pressure drop across the resin bed.

FC107 is intended for use in all water softening applications, and supplied in both Industrial Grade and Food Grade.

Black beads is available as well.


  • Domestic water softening
  • Food and beverage processing
  • Industrial softening


FC107 Strong Acid Cation Resin Gel

Normal Beads

FC107 Black beads

Black Beads

Polymer StructureGel polystyrene crosslinked with DVB
Functional GroupSulfuric Acid
Ionic FormNa+
AppearanceSpherical Beads
Particle Size (mm)0.315-1.25 ≥95%
Note: Other particle size ranges are also available.
Uniformity Coefficient1.6 max.
Moisture Content45-50%
Total Capacity (eq/l)1.90 min.
Shipping Weight (g/l)800
Specific Density (g/ml)1.27
Reversible Swelling, Na+→H+10% max.
pH Range0-14
Temperature Limit120℃ max.

If you are interested in our FC107 resin.