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

Lanxes-s LEWATIT PH 3021 Ion Exchange Resin

Lanxes-s LEWATIT PH 3021 is a high-capacity, strongly acidic cation exchange resin featuring sulfonic acid functional groups on a styrene-divinylbenzene matrix. Designed for industrial water softening and demineralization, it offers excellent kinetics, high chemical stability, and superior regeneration efficiency—ideal for boiler feedwater and process water treatment applications.
  • lanxes s lewatit ph 3021 ion exchange resin_8d2e4b29
  • lanxes s lewatit ph 3021 ion exchange resin_8d2e4b29

Features Of Lanxes-s LEWATIT PH 3021 Ion Exchange Resin

  1. Highly selective for phosphate and arsenate anions in complex water matrices.

  2. Exceptional chemical stability in acidic to neutral pH ranges (pH 2–8).

  3. Low pressure drop and high hydraulic throughput due to uniform spherical bead morphology.

  4. Regenerable with sodium chloride or dilute caustic solutions, enabling sustainable operation.

  5. Low fines generation and excellent physical durability under repeated cycling.

Typical Applications Of Lanxes-s LEWATIT PH 3021 Ion Exchange Resin

  1. Phosphate removal from municipal and industrial wastewater prior to discharge.

  2. Pre-treatment for reverse osmosis systems to prevent scaling and membrane fouling.

  3. Groundwater remediation targeting arsenic(V) and orthophosphate contamination.

  4. Polishing step in surface water treatment plants for nutrient control.

  5. Recycled process water purification in semiconductor and pharmaceutical manufacturing.

Specifications Of Lanxes-s LEWATIT PH 3021 Ion Exchange Resin

Chemical TypeStrong-base anion exchange resin, Type I, quaternary ammonium functional group
Product FormMoist, spherical beads
AppearanceOff-white to light yellow, translucent beads
Primary ApplicationsSelective phosphate and arsenate removal from aqueous streams
Key FeaturesHigh selectivity for oxyanions, low chloride leakage, regenerable
Functional Capacity (Cl⁻ form)≥ 1.1 eq/L (dry basis)
Particle Size Range0.3–1.2 mm
Moisture Content45–50% (as shipped)


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