ResinTech SIR-600 is a sodium/potassium form granular aluminosilicate zeolite. SIR-600 is an inorganic cation exchanger that can also capture certain ions by molecular sieving. ResinTech SIR-600 is particularly selective for cesium, potassium, and ammonium. SIR-600 is intended for removal of radioactive cesium from waste waters that contain moderate levels of sodium and potassium, and for removal of ammonia from water. ResinTech SIR-600 is supplied in the mixed sodium/potassium form. 


Polymer StructureZeolite
Polymer TypeCrystalline
Functional GroupAluminosilicate
Physical FormGranules
Ionic Form (as shipped)Sodium/potassium form 
Total Capacity> 0.6 meq/mL (Na Form) 
Water Retention0 to 10 percent (Na Form) 
Approximate Shipping Weight        60 lbs/cu.ft. (Na Form)
Screen Size Distribution 12 to 40 (U.S. Mesh)
Maximum Fines Content1 percent (less than 50 Mesh)
Resin ColorGreen 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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