Nuclear-grade ion exchange resins.

SEA-IX™ Ion Exchange Resins

SEA-IX™ nuclear-grade ion exchange resins deliver field-proven, globally recognized performance for nuclear power, coal-fired utilities, and critical water treatment — backed by long-term supply capacity and U.S.-based inventory.

AvailabilityU.S. Stocked
ConfigurationsCation · Anion · Mixed
Nuclear power plant cooling towers

Birchtech’s SEA-IX™

Nuclear-grade ion exchange resins

Engineered to the highest purity and performance standards delivering consistent ionic removal, ultra-low TOC and metal leakage, and robust durability in high-temperature and radiation-exposed environments. Available in strong acid cation, strong base anion, and mixed bed configurations, SEA-IX™ serves the full spectrum of nuclear plant water chemistry needs, and extends equally to coal-fired and gas-fired utilities, industrial boiler feedwater, and municipal water treatment.

Applications: Nuclear Power Plants · Municipal Water Treatment · Coal & Gas Utilities · Industrial Boiler Feedwater · Condensate Polishing

SEA-IX™ Nuclear Resin Series.

Cation, anion, mixed bed

A comprehensive range of nuclear-grade cation, anion, and mixed bed resins engineered for make-up systems, condensate polishing, and primary circuit applications.

SAC

SEA-IX SAC-G-H/UPS

Strong Acid CationApplication

Condensate polishing, make-up demineralization

SAC

SEA-IX SAC-G-H

Strong Acid CationApplication

Primary circuit cleanup, radionuclide removal

SBA

SEA-IX SBA-G-OH/UPS

Strong Base AnionApplication

Make-up system, high-purity water production

SBA

SEA-IX SBA-MP-OH

Strong Base Anion (Porous)Application

Condensate polishing, organic removal

MB

SEA-IX MB1:1-G-HOH(12)

Mixed Bed ResinApplication

Final polishing, ultrapure-water

MB

SEA-IX MB1:1-G-HOH

Mixed Bed ResinApplication

Condensate polishing, high-flow systems

SBA

SEA-IX SBA-G-OH

Strong Base Anion (OH form)Application

Demineralization, make-up systems

SBA

SEA-IX SBA-G-OH-12

Strong Base Anion (OH form)Application

High-capacity demineralization

Engineered for Critical Environments

Immediate availability, field-proven quality

Birchtech nuclear-grade resins are manufactured under stringent quality controls, delivering the performance characteristics demanded by nuclear power operations and high-purity water treatment.

Ultra-Low TOC & Metal Leakage

Maintains ultrapure water quality with minimized total organic carbon and trace metal ion leakage, reducing contamination risk and protecting downstream processes.

Tight Bead Uniformity (UC 1.1–1.2)

Uniform coefficients between 1.1–1.2 deliver narrow bead size distribution that enhances hydraulic performance, mass transfer, and predictable regeneration behavior.

Robust Design for Demanding Duty

Built for durability and long service life in the harshest operating environments — including high temperatures, radiation exposure, and continuous operation cycles.

Consistent Regeneration Efficiency

Uniform resin beads reduce cycle-to-cycle variability, stabilizing ionic removal performance and improving process control over extended operational periods.

U.S. Warehouse Stocked

Long-term supply capacity with inventory maintained in U.S. warehouses. Various product sizes and packaging options — from bags to drums and totes — available to support industry needs.

Reduced Maintenance & Downtime

Softening finishers reduce calcium/magnesium scale deposition, decreasing fouling and preserving heat-transfer efficiency to minimize unplanned outages.

Supply Capacity When You Need It.

The nuclear-grade resin market has faced chronic supply constraints from incumbent suppliers. Birchtech’s competitive product line offers immediate availability, backed by globally recognized, field-proven quality.

Agile Product Availability
01 — Agile Product Availability

Agile Product Availability

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Broad Market Applicability
02 — Broad Market Applicability

Broad Market Applicability

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Nuclear-Grade Quality Standard
03 — Nuclear-Grade Quality Standard

Nuclear-Grade Quality Standard

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Differentiated Technical Services
04 — Differentiated Technical Services

Differentiated Technical Services

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