CNS

Summary

Product identification

• Product name: CNS
• Type: STRONG ACID CATION
• Polymer Matrix: Styrenic Gel
• Ionic Form: Sodium
• Functional Group: Sulfonic Acid
• Physical Form: Spherical Beads
• Color: Black
• Manufacturing: Made by ResinTech in Camden, NJ.
• Certification: Gold Seal Certified by the WQA for potable water applications.

Applications

• Residential water softening
• Residential and commercial softening (standard crosslinked cation resin)

Certifications

• WQA Gold Seal*
• Meets NSF/ANSI 44: Residential Cation Exchange Water Softeners
• Meets NSF/ANSI-61: Drinking Water System Components - Health Effects
• Meets NSF/ANSI/CAN 372: Drinking Water System Components - Lead Content

Typical Properties & Physical Characteristics

• Particle Size: 16 to 50 US Mesh (297 - 1190 μm)
• % < 50 mesh (300µm): < 1%
• Minimum Sphericity: 90%
• Uniformity Coefficient: 1.6
• Capacity (meq/mL): 1.8
• Moisture Retention: 40% to 52%
• Shipping Weight: 49 - 51 lbs/ft³ (785 - 817 g/L)
• Regenerability: Yes

Operating Limits

• Maximum continuous temperature: 250°F (121°C)
• Operating pH range: 0 to 14 SU

Feed Water

• Water Type: Waters that do not contain significant chlorine residual.

Product Water

• Application: Potable water applications requiring certification.

Suggested Operating Conditions

• Minimum bed depth: 24 inches
• Backwash expansion: 25 to 50 percent
• Maximum pressure loss: 25 psi
• Regenerant Concentration (Salt cycle): 10 to 15 percent NaCl
• Regenerant level: 4 to 15 lbs./cu.ft.
• Regenerant flow rate: 0.5 to 1.5 gpm/cu.ft.
• Regenerant contact time: >20 minutes
• Displacement volume: 10 to 15 gallons/cu.ft.
• Rinse volume: 35 to 60 gallons/cu.ft.
• Service flow rate: 1 to 10 gpm/cu.ft.

Mechanical / Hydraulic

• Backwash Expansion:
  • 0.0 gpm / sq.ft. at 0% expansion (40˚F, 60˚F, 80˚F, 100˚F)
  • 3.0 gpm / sq.ft. at 20% expansion (40˚F)
  • 6.0 gpm / sq.ft. at 40% expansion (40˚F)
  • 9.0 gpm / sq.ft. at 60% expansion (40˚F)
  • 12.0 gpm / sq.ft. at 80% expansion (40˚F)
• Pressure Loss:
  • 0.0 psi / ft. of Resin at 0 gpm / sq.ft. (40˚F, 60˚F, 80˚F, 100˚F)
  • 0.4 psi / ft. of Resin at 5.0 gpm / sq.ft. (40˚F)
  • 0.8 psi / ft. of Resin at 10.0 gpm / sq.ft. (40˚F)
  • 1.2 psi / ft. of Resin at 15.0 gpm / sq.ft. (40˚F)
  • 1.6 psi / ft. of Resin at 20.0 gpm / sq.ft. (40˚F)
  • 2.0 psi / ft. of Resin at 20.0 gpm / sq.ft. (60˚F)
  • 2.4 psi / ft. of Resin at 20.0 gpm / sq.ft. (80˚F)
  • See the official PDF for exact tabulated values for higher flow rates and temperatures.

Packaging Options

• 1 ft³ bags
• 1 ft³ boxes
• 1 ft³ drums
• 7 ft³ drums
• 42 ft³ supersacks

Disclaimer: This extraction may miss figures, footnotes, or revisions. Contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror