AMBERLITE™ IRN78 Resin is a uniform particle size strong base gel type polystyrene anion exchange resin supplied in the hydroxide form. This resin is nuclear grade and processed to the highest purity standards required for treating water in the nuclear power industry.

Type Matrix Functional Group
Strong Base Anion Styrene divinylbenzene copolymer Trimethylammonium


 

Typical Properties* Units OH- Form
Total Exchange Capacity [2] eq/L ≥ 1.1
Moisture Holding Capacity [1] % 54 - 60
Particle Size
   Harmonic Mean Size [1]
   Uniformity Coefficient [1]
   < 0.300 mm [1]
 
mm
-
% max. 
 
0.580 - 0.680
≤ 1.2
0.2
Whole Beads % ≥ 95
Breaking Weight (average)
   > 200 g/bead
g/bead
%
≥ 350
≥ 95
Ionic Conversion [1]    OH-
≥ 95%
Co3
≤ 5%
Cl-
≤ 5%
SO4=
≤ 0.1%

  

[1] Contractual value
[2] Average value calculated from statistical quality control

Test methods and SQC charts are available on request.

*These properties are typical bur do not constitute specifications.