Dow Water & Process Solutions

DOWEX™ MONOSPHERE™ 575C NG (H)

Uniform particle size strong acid cation exchange resins for steam generator blowdown, reactor water clean-up, and other nuclear water applications.

Product Name	Type	Matrix	Functional Group
DOWEX MONOSPHERE 575C NG (H)	Strong Acid Cation	Styrene-DVB Gel	Sulfonic Acid

Guaranteed Sales Specification	Units	H+ Form
Total Exchange Capacity, min.	eq/L	2.3
Total Exchange Capacity, min.	kgr/ft3 as CaCO3	50.3
Water Retention Capacity	%	41 - 46
Uniformity Coefficient		1.10 max.
Particle Size Distribution
Mean Particle Size	μm	550 ± 50
> 800 μm, max.	%	3
<300 μm, max. (50 mesh)	%	0.2
Whole Uncracked Beads, min.	%	95
Crush Strength
Average, min.	g/bead	500
>200 g/bead	%	95
Trace metals, ppm dry resin, max.	Na Fe Cu Al 50 50 10 50
Ionic conversion, min.	H+ 99.7% min.

Typical Physical and Chemical Properties	Units	H+ Form
Total Swelling (Na+ → H+)	%	7
Particle Density	g/mL	1.25
Shipping Weight**	g/L	800
Shipping Weight**	lbs/ft3	50
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).