ResinTech – Strong Acid Cation Resins – CG8

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ResinTech CG8 is a sodium form 8% crosslinked gel strong acid cation resin. CG8 is a workhorse cation resin optimized for industrial and residential applications that require good regeneration efficiency and oxidative stability.  CG8 is intended for use in all industrial and commercial softening applications, as well as residential applications that have moderate amounts of chlorine in the feedwater. CG8-H is intended for use in demineralizers and in mixed beds. CG8 is available in the sodium or hydrogen form (when ordered as CG8-H).


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Manufacturer ResinTech Inc
Series Resin
Model Number Strong Acid Cation Resins
Part Number CG8

Polymer Structure Styrene/DVB
Polymer Type Gel
Functional Group Sulfonic Acid
Physical Form Spherical Beads
Ionic Form (as shipped) Sodium or Hydrogen
Total capacity > 1.8 meq/mL (H Form) / > 2 meq/mL (Na Form)
Water Retention 47 to 56 percent (H Form) / 42 to 49 percent (Na Form)
Approximate Shipping Weight 50 lbs/cu.ft. (H Form) / 51 lbs/cu.ft. (Na Form)
Swelling 5 to 9 percent Na to H
Screen Size Distribution 16 to 50 (U.S. Mesh)
Maximum Fines Content 1 percent (less than 50 Mesh)
Minimum Sphericity 93 percent
Uniformity Coefficient 1.6 (Approximate)
Resin Color Amber

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