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

DuPont AMBERLITE XAD 4 Adsorption Resin

DuPont AMBERLITE XAD-4 is a non-polar macroporous polystyrene-divinylbenzene adsorption resin renowned for high surface area, excellent organic compound recovery, and superior thermal/chemical stability. Widely used in pharmaceutical purification, wastewater treatment, and natural product isolation, it offers consistent performance across pH 0–14 and temperatures up to 120°C. Its uniform bead structure ensures efficient mass transfer and long service life.
  • dupont amberlite xad 4 adsorption resin_728a302c
  • dupont amberlite xad 4 adsorption resin_728a302c

Features Of DuPont AMBERLITE XAD 4 Adsorption Resin

  1. High surface area macroporous polystyrene-divinylbenzene copolymer matrix for efficient adsorption of organic compounds.

  2. Non-ionic, hydrophobic nature enables selective removal of non-polar organics from aqueous streams.

  3. Excellent physical and chemical stability across a broad pH range (0–14) and in common solvents.

  4. Regenerable with mild solvents such as methanol, acetone, or dilute alkali—supporting sustainable process cycles.

  5. Consistent spherical bead morphology ensures low pressure drop and uniform flow distribution in packed beds.

Typical Applications Of DuPont AMBERLITE XAD 4 Adsorption Resin

  1. Purification of natural product extracts (e.g., flavonoids, alkaloids, terpenes) in pharmaceutical and nutraceutical manufacturing.

  2. Removal of trace organic contaminants (e.g., pesticides, endocrine disruptors) from drinking water and wastewater.

  3. Concentration and recovery of valuable organic intermediates in fine chemical synthesis effluents.

  4. Pre-treatment step for reverse osmosis systems to protect membranes from organic fouling.

  5. Separation and enrichment of phenolic compounds in food and beverage processing streams.

Specifications Of DuPont AMBERLITE XAD 4 Adsorption Resin

Chemical TypeMacroporous non-ionic polystyrene-divinylbenzene copolymer
Product FormMoist, spherical beads
AppearanceOff-white to light tan beads
Mean Particle Size0.4–1.2 mm
Surface Area (BET)750–850 m²/g
PorosityMacroporous (pore diameter ~100–300 Å)
pH Stability Range0–14
Maximum Operating Temperature120 °C


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