Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Lanxes-s LEWATIT CNP LF Ion Exchange Resin

Lanxes-s LEWATIT CNP LF is a high-capacity, macroporous weakly acidic cation exchange resin from Lanxess’s LEWATIT portfolio. Designed for selective removal of multivalent cations and heavy metals in demanding industrial water treatment, it offers exceptional kinetics, chemical stability, and regeneration efficiency—ideal for hydrometallurgy, wastewater polishing, and process stream purification.
  • lanxes s lewatit cnp lf ion exchange resin_7573ae65
  • lanxes s lewatit cnp lf ion exchange resin_7573ae65

Features Of Lanxes-s LEWATIT CNP LF Ion Exchange Resin

  1. Highly selective for calcium and magnesium ions in the presence of high sodium concentrations.

  2. Low fouling tendency due to optimized macroporous matrix and uniform bead structure.

  3. Exceptional chemical and osmotic stability, enabling long service life in demanding softening cycles.

  4. Low leakage performance with minimized hardness breakthrough under variable flow and load conditions.

  5. Designed for low-pressure-drop operation in both upflow and downflow configurations.

Typical Applications Of Lanxes-s LEWATIT CNP LF Ion Exchange Resin

  1. Industrial boiler feedwater softening for power generation and process steam systems.

  2. Pre-treatment of reverse osmosis (RO) feedwater in municipal and industrial desalination plants.

  3. Softening of cooling tower makeup water to prevent scale formation and improve heat transfer efficiency.

  4. Food & beverage production where consistent low-hardness water is required for product quality and equipment protection.

Specifications Of Lanxes-s LEWATIT CNP LF Ion Exchange Resin

Chemical TypeStrongly acidic cation exchanger, sulfonic acid functionalized polystyrene-divinylbenzene copolymer
Product FormMoist, spherical beads
AppearanceAmber, translucent, uniform beads
Functional Group–SO₃H (sulfonic acid)
Ionic FormSodium form (Na⁺)
Moisture Content45–50 % (w/w)
Particle Size Range0.315–1.25 mm (95 % retained on 0.315 mm sieve, <5 % on 1.25 mm sieve)
Uniformity Coefficient≤ 1.6


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