AmberLite FPA77 UPS

Summary

Product identification

• Product Name: AmberLite™ FPA77 UPS Ion Exchange Resin
• Description: High operating capacity, uniform particle size, macroporous, weak base anion resin.
• Intended Use: Deashing sweeteners to produce low-conductivity syrups.
• Copolymer: Styrene-divinylbenzene
• Matrix: Macroporous
• Type: Weak base anion
• Functional Group: Tertiary amine
• Physical Form: White to yellow, opaque, spherical beads
• Ionic Form as Shipped: Free base (FB)

Typical Properties

• Total Exchange Capacity: ≥ 1.7 eq/L
• Weak Base Capacity: ≥ 1.5 eq/L
• Water Retention Capacity: 40 – 50%
• Particle Diameter: 538 ± 62 µm
• Particle Size Distribution: 400 – 720 µm
• Whole Uncracked Beads: ≥ 95%
• Swelling (FB → HCl): 25%
• Particle Density: 1.04 g/mL
• Shipping Weight: 640 g/L

Suggested Operating Conditions

• Maximum Operating Temperature (OH⁻ form): 60°C (140°F)
• pH Range: 0 – 7
• Bed Depth, min.: 910 mm (3.0 ft)
• Service Flowrate: 2 – 4 BV*/h
• Fast Rinse (if applicable): 2 – 10 BV/h
• Contact Time (Regeneration): ≥ 30 – 45 minutes
• Contact Time (Displacement Rinse): ≥ 30 – 45 minutes
• Total Rinse Requirement: 3 – 5 BV

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

Regeneration

• Regenerant: NaOH (recommended), Na₂CO₃, NH₄OH
• NaOH Concentration: 4%
• NaOH Level (100% basis): 64 – 80 kg/m³ (4 – 5 lb/ft³)
• Na₂CO₃ Concentration: 5%
• Na₂CO₃ Level (100% basis): 96 – 112 kg/m³ (6 – 7 lb/ft³)
• NH₄OH Concentration: 5%
• NH₄OH Level (100% basis): 64 – 80 kg/m³ (4 – 5 lb/ft³)
• Maximum Regenerant Temperature: 60°C (140°F) for all listed regenerants.

Hydraulic Characteristics

Hydraulic characteristics for backwash expansion and pressure drop are provided in figures within the original document. Consult the original PDF for details on these figures and associated equations for calculating flowrates at different temperatures and pressure drop expectations.

Disclaimer: 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