DOWEX™ HGR NG (NH4)

A high capacity strong acid cation exchange resin.

Product Name Type Matrix Functional Group
DOWEX HGR NG (NH4) Strong Acid Cation Styrene-DVB, Gel Sulfonic Acid


Guaranteed Sales Specification Units NH4+
Total Exchange Capacity, min. eq/L 2.2
Total Exchange Capacity, min. kgr/ft3 as CaCO3 48.1
Water Retention Capacity % 38 - 42
Particle Size Distribution
     Range, 420 μm - 1200 μm, min. % 95
     >1200 μm, max. (16 mesh) % 4
     <420 μm, max (40 mesh) % 4
     <300 μm, max. (50 mesh) % 0.5
Whole Uncracked Beads, min. % 90
 
Trace metals, ppm dry resin, max.
Na Fe Cu Al Mg Ca
25 50 10 50 50 50
Ionic conversion, min.
NH4+
99% max.


Typical Physical and Chemical Properties Units NH4+
Particle Density g/mL 1.26
Shipping Weight** g/L 820
Shipping Weight** lbs/ft3 51
Heavy Metals (as Pb) ppm dry resin, max. 10



** As per the backwashed and settled density of the resin, determined by ASTM D-2187.


For additional particle size information, please refer to the Particle Size Distribution Cross Reference Chart (40KB PDF).



®™* Trademark of The Dow Chemical Company ("Dow") or an affiliated company of Dow