ResinTech RSM-50-HP is a sodium form radium selective adsorbent and strong acid cation resin. RSM-50-HP has barium sulfate monoatomically dispersed throughout the polymer and captures radium first by ion exchange and then by precipitation into the barium sulfate hybrid. ResinTech RSM-50-HP  is intended for use in removing radium from potable water supplies.



Polymer StructureStyrene/DVB
Polymer TypeMacroporous
Functional GroupHybrid
Physical FormSpherical Beads
Ionic Form (as shipped)Sodium Form
Water Retention30 to 45 percent (Na Form)
Approximate Shipping Weight     55+ lbs/cu.ft. (Na Form)
Screen Size Distribution        16 to 50 (U.S. Mesh)
Maximum Fines Content1 percent (less than 50 Mesh)
Minimum Sphericity95 percent
Uniformity Coefficient1.6 (Approximate)
Resin ColorTan to brown

All resin/carbon purchases processed via this website will be samples only, packaged in 16oz. plastic jars.
For larger quantities please email

NOTE: Weights reflect an average packout weight over time. Actual weights may vary by +/- 1 lb.

Please allow up to 5 business days from the date of your order for processing. After processing is complete, your order will be shipped out according to the shipping option you chose when ordering. For orders being shipped outside of the USA, please allow 4 weeks due to possible delays through customs.

View Data SheetSDS File

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