AmberTec UP252

Summary

Product Identification

• Product Name: DuPont™ AmberTec™ UP252 H Ion Exchange Resin
• Product Type: Macroporous, Strong Acid Cation Exchange Resin for Mixed Bed Demineralization
• Semiconductor Grade: Yes
• Historical Reference: Previously sold as AmberLite™ UP252 H Ion Exchange Resin.

Applications

• Component of mixed beds for ultrapure water production in the semiconductor industry.
• Designed to be paired with anionic AmberTec™ UP900 OH Ion Exchange Resin.
• Regenerable, primary mixed beds after reverse osmosis.

Typical Properties

Physical Properties

• Copolymer: Styrene-divinylbenzene
• Matrix: Macroporous
• Type: Strong acid cation
• Functional Group: Sulfonic acid
• Physical Form: Gray, opaque, spherical beads
• Ionic Form as Shipped: H⁺
• Shipping Weight: 800 g/L

Chemical Properties

• Total Exchange Capacity: ≥ 1.70 eq/L (H⁺ form)
• Water Retention Capacity: 52.0 – 58.0% (H⁺ form)

Particle Size

• Particle Diameter: 600 – 800 µm
• Uniformity Coefficient: ≤ 1.60
• Finer than 300 µm: ≤ 0.1%

Ultrapure Water Performance

• ΔTOC at 2h00 Rinse: ≤ 10 ppb C

Suggested Operating Conditions

• Temperature Range (H⁺ form): 5 – 60°C (41 – 140°F)
• pH Range (Stable): 0 – 14

Hydraulic Characteristics

Estimated bed expansion and pressure drop as a function of backwash/service flowrate and temperature are shown in figures within the original document. These estimates 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)

Quality Assurance

DuPont tests AmberTec™ UP252 H Ion Exchange Resin for resistivity, total organic carbon (TOC), and kinetic performance in a mixed bed with AmberTec™ UP900 OH Ion Exchange Resin.

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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