NRW37
Purolite NRW37 Mixed bed Ion Exchange Resin

Nuclear Grade Mixed Bed Exchange Resin

Basic Features:
Description  Nuclear Grade Mixed Bed Exchange Resin 
Application  Demineralization and Decontamination of Secondary Cooling Circuits 
Polymer Structure  Gel polystyrene crosslinked with divinylbenzene 
Appearance  Spherical beads 
Functional Group  Sulphonic Acid and Type 1 Quaternary Ammonium 
Ionic form as shipped  H_ / OH- 


Product Data:
Cation Component  Gel strong acid cation  
Anion Component  Gel strong base anion  
Cation / Anion Ratio  40/60 % 
Total Capacity  min.  H_ 1.8 eq/l 
Total Capacity  min.  H_ 39.3 kGr/Cubic Foot  Ft3  
Total Capacity  min.  OH- 1.1 eq/l 
Total Capacity  min.  OH- 24 kGr/Cubic Foot  Ft3  
Moisture Content  max.   60 % 
Mean Size Typical  0.65-0.90 mm 
Uniformity Coefficient  max.   1.7  
Shipping Weight  approx.   715-750 g/l 
Shipping Weight  approx.   44.7-46.9 lbs/Cubic Foot  Ft3  
Temp Limit Non-Regenerable Bed 100 oC 
Temp Limit Regenerable Bed 212 oF 
Temp Limit Non-Regenerable Bed 60 oC 
Temp Limit Regenerable Bed 140 oF 
pH Limits  0-14  
Cationic Form  min.   99.9 % 
Anionic Form  min.  OH- 95 % 
Anionic Form  max.  CO32- 5 % 
Anionic Form  max.  Cl- 0.1 % 
Anionic Form  max.  SO42- 0.3 % 
Impurities Sodium  max.   30 ppm 
Impurities Iron  max.   80 ppm 
Impurities Heavy Metals  max.   40 ppm 

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