AmberLite HPR8300 H

Summary

Product identification

• Product Name: AmberLite™ HPR8300 H Ion Exchange Resin
• Type: Weak acid cation exchange resin
• Matrix: Macroporous
• Copolymer: Crosslinked acrylic
• Functional Group: Carboxylic acid
• Physical Form: Off-white, opaque, spherical beads
• Previous Name: DOWEX MARATHON™ 8300 Ion Exchange Resin

Applications

• Demineralization, particularly for water with:
  • High oxidant levels
  • Total hardness to alkalinity ratio > 0.8
• Industrial softening
• High-salinity softening (when operated in Na⁺ form)
• Dealkalization
• Reverse osmosis pretreatment

System Designs

Compatible with all system technologies and bed configurations, including:

• Co-current
• Counter-current / Hold-down
• Layered beds
• Packed beds

Typical Properties

Physical Properties

• Particle Size:
  • Diameter: 450 – 600 µm
  • Uniformity Coefficient: ≤ 1.4
  • Fines (< 300 µm): ≤ 0.1%
• Whole Uncracked Beads: ≥ 95%
• Density:
  • Particle Density: 1.21 g/mL
  • Shipping Weight: 760 g/L

Chemical Properties

• Ionic Form as Shipped: H⁺
• Total Exchange Capacity: ≥ 4.7 eq/L (H⁺ form)
• Water Retention Capacity: 40.0 – 50.0% (H⁺ form)
• Swelling: H⁺ → Na⁺: 60%

Suggested Operating Conditions

• Temperature Range:
  • H⁺ form: 5 – 120°C (41 – 248°F)
  • Na⁺ form: 5 – 120°C (41 – 248°F)
• pH Range:
  • Service Cycle: 6 – 14
  • Stable: 0 – 14

Hydraulic Characteristics

Estimated bed expansion and pressure drop as a function of backwash/service flowrate and temperature are shown in Figures 1 and 2, respectively. These figures are valid at the start of the service run with clean water and a well-classified bed.

• Backwash Expansion Temperature Range: 10 – 60°C (50 – 140°F)
• Pressure Drop Temperature Range: 10 – 60°C (50 – 140°F)

Product Stewardship

DuPont is committed to product stewardship, assessing the safety, health, and environmental information of its products and taking appropriate measures for protection.

Customer Notice

Customers are encouraged to review their manufacturing processes and applications to ensure DuPont products are used as intended. Safety data sheets should be consulted prior to use.

WARNING: Oxidizing agents can attack ion exchange resins, potentially leading to hazardous reactions. Consult knowledgeable sources before using strong oxidizing agents.

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