DuPont Dow Resin – AmberLite FPA555 Cl Ion Exchange Resin

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Strongly Basic Anion Exchange Resin

AmberLite FPA555 Cl Ion Exchange Resin is a macroporous strongly basic anion exchange resin containing quaternary ammonium groups. It has been specially developed for selective nitrate removal from potable waters in any types of units, including AmberPack. Indeed, AmberLite FPA555 Cl removes nitrate preferentially to sulfate.


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Manufacturer DuPont - Dow
Series AmberLite Ion Exchange Resin
Model Number FPA58 Cl
Part Number FPA58 Cl
Description Physical Properties:
Copolymer - Styrene-divinylbenzene
Matrix - Macroporous
Type - Strong base anion
Functional Group - Quaternary ammonium
Physical Form -Cream, opaque, spherical beads
Chemical Properties:
Ionic Form as Shipped - Cl-
Total Exchange Capacity - ≥ 0.90 eq/L
Water Retention Capacity - 50 – 56%
Particle Size:
Particle Diameter - 650 – 850 μm
Uniformity Coefficient - ≤ 1.5
< 300 μm - ≤ 0.3%
>1180 μm - ≤ 5.0%
Swelling - Cl− → NO3− : negligible
Particle Density - 1.055 – 1.085 g/mL
Shipping Weight - 720 g/L

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