AmberLite FPA53

Summary

Product identification

• Product Name: AMBERLITE™ FPA53 Ion Exchange Resin
• Type: Weak base anion exchange resin
• Matrix: Gel, Crosslinked acrylic
• Functional Group: Tertiary amine
• Description: Acrylic, gel, weakly basic, anion exchange resin for nutrition and bioprocessing industries. Offers excellent physical stability and resistance to organic fouling. Suitable for deashing and deacidification of food streams, treatment of organic acids, dairy products, and decolorization in bioprocessing.

Applications

• Nutrition:
  • Sweetener deashing
  • Sweetener deacidification
• Bioprocessing:
  • Decolorization
  • Recovery of -lactam antibiotics from fermentation broth
  • Biopurification of cephalosporin C

Typical Properties

• Physical Properties:
  • Copolymer: Crosslinked acrylic
  • Matrix: Gel
  • Type: Weak base anion
  • Functional Group: Tertiary amine
  • Physical Form: White, translucent, spherical beads
• Chemical Properties:
  • Ionic Form as Shipped: Free base (FB)
  • Total Exchange Capacity: ≥ 1.6 eq/L
  • Water Retention Capacity: 56 – 64%
• Particle Size:
  • Particle Diameter: 500 – 750 µm
  • Finer than 300 µm: ≤ 3.0%
  • Larger than 1180 µm: ≤ 5.0%
• Stability:
  • Swelling (FB → HCl): ≤ 30%
• Density:
  • Shipping Weight: 700 g/L

Suggested Operating Conditions

• Maximum Operating Temperature: 50°C (122°F)

• Bed Depth, min.: 700 mm (2.3 ft)

• Flowrates:

  • Service: 4 – 8 BV*/h
  • Backwash: See Figure 1 in the original document.

• Regeneration Flowrates:

  • NaOH: 2 – 8 BV/h
  • Na₂CO₃: 2 – 4 BV/h
  • NH₃: 2 – 4 BV/h

• Rinse:

  • Slow Rinse: Regeneration flowrate for 2 BV
  • Fast Rinse (if applicable): 10 BV/h for 8 – 16 BV

• Contact Time:

  • Regeneration: ≥ 30 – 45 minutes

• Regenerant Parameters:

  • Regenerant: NaOH, Na₂CO₃, NH₃
  • Concentration:
    • NaOH: 4 – 10%
    • Na₂CO₃: 1 – 5%
    • NH₃: 1 – 4%
  • Level: 130% of ionic load

• 1 BV (Bed Volume) = 1 m³ solution per m³ resin or 7.5 gal per ft³ resin

Hydraulic Characteristics

• Bed Expansion: Estimated as a function of backwash flowrate and temperature (See Figure 1 in the original document).
• Pressure Drop: Estimated as a function of service flowrate and viscosity (See Figure 2 in the original document). Valid at the start of the service run with clean feed and a well-classified bed.
  • Temperature: 5 – 60°C (41 – 140°F)
  • Viscosity: 1 – 10 cP

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